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Finding the Fourth Proportional to 63,633.37, 87,857.99 and 39,770.77

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Solution

The fourth proportional to 63,633.37, 87,857.99 and 39,770.77 is: 54,911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,633.37 : 87,857.99 = 39,770.77 : x
  2. Step 2: Convert to fraction form
    63,633.37/87,857.99 = 39,770.77/x
  3. Step 3: Cross multiply
    63,633.37x = 87,857.99 × 39,770.77
  4. Step 4: Simplify right side
    63,633.37x = 3,494,179,912.95
  5. Step 5: Solve for x
    x = 3,494,179,912.95/63,633.37
  6. Step 6: Final answer
    x = 54,911.12

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