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Finding the Fourth Proportional to 6,796.64, 10,178.55 and 3,866.06

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Solution

The fourth proportional to 6,796.64, 10,178.55 and 3,866.06 is: 5,789.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,796.64 : 10,178.55 = 3,866.06 : x
  2. Step 2: Convert to fraction form
    6,796.64/10,178.55 = 3,866.06/x
  3. Step 3: Cross multiply
    6,796.64x = 10,178.55 × 3,866.06
  4. Step 4: Simplify right side
    6,796.64x = 39,350,834.12
  5. Step 5: Solve for x
    x = 39,350,834.12/6,796.64
  6. Step 6: Final answer
    x = 5,789.75

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