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Finding the Fourth Proportional to 66,086.01, 91,197.09 and 37,789.88

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Solution

The fourth proportional to 66,086.01, 91,197.09 and 37,789.88 is: 52,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,086.01 : 91,197.09 = 37,789.88 : x
  2. Step 2: Convert to fraction form
    66,086.01/91,197.09 = 37,789.88/x
  3. Step 3: Cross multiply
    66,086.01x = 91,197.09 × 37,789.88
  4. Step 4: Simplify right side
    66,086.01x = 3,446,326,631.46
  5. Step 5: Solve for x
    x = 3,446,326,631.46/66,086.01
  6. Step 6: Final answer
    x = 52,149.11

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