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Finding the Fourth Proportional to 49,993.97, 69,009.06 and 28,781.69

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Solution

The fourth proportional to 49,993.97, 69,009.06 and 28,781.69 is: 39,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,993.97 : 69,009.06 = 28,781.69 : x
  2. Step 2: Convert to fraction form
    49,993.97/69,009.06 = 28,781.69/x
  3. Step 3: Cross multiply
    49,993.97x = 69,009.06 × 28,781.69
  4. Step 4: Simplify right side
    49,993.97x = 1,986,197,228.20
  5. Step 5: Solve for x
    x = 1,986,197,228.20/49,993.97
  6. Step 6: Final answer
    x = 39,728.74

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