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Finding the Fourth Proportional to 1,978,695.14, 2,726,867.41 and 1,585,781.81

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Solution

The fourth proportional to 1,978,695.14, 2,726,867.41 and 1,585,781.81 is: 2,185,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,695.14 : 2,726,867.41 = 1,585,781.81 : x
  2. Step 2: Convert to fraction form
    1,978,695.14/2,726,867.41 = 1,585,781.81/x
  3. Step 3: Cross multiply
    1,978,695.14x = 2,726,867.41 × 1,585,781.81
  4. Step 4: Simplify right side
    1,978,695.14x = 4,324,216,737,059.81
  5. Step 5: Solve for x
    x = 4,324,216,737,059.81/1,978,695.14
  6. Step 6: Final answer
    x = 2,185,388.06

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