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Finding the Fourth Proportional to 69,743.90, 96,246.62 and 37,912.80

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Solution

The fourth proportional to 69,743.90, 96,246.62 and 37,912.80 is: 52,319.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,743.90 : 96,246.62 = 37,912.80 : x
  2. Step 2: Convert to fraction form
    69,743.90/96,246.62 = 37,912.80/x
  3. Step 3: Cross multiply
    69,743.90x = 96,246.62 × 37,912.80
  4. Step 4: Simplify right side
    69,743.90x = 3,648,978,854.74
  5. Step 5: Solve for x
    x = 3,648,978,854.74/69,743.90
  6. Step 6: Final answer
    x = 52,319.68

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