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Finding the Fourth Proportional to 88,704.15, 122,203.78 and 61,797.97

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Solution

The fourth proportional to 88,704.15, 122,203.78 and 61,797.97 is: 85,136.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,704.15 : 122,203.78 = 61,797.97 : x
  2. Step 2: Convert to fraction form
    88,704.15/122,203.78 = 61,797.97/x
  3. Step 3: Cross multiply
    88,704.15x = 122,203.78 × 61,797.97
  4. Step 4: Simplify right side
    88,704.15x = 7,551,945,530.33
  5. Step 5: Solve for x
    x = 7,551,945,530.33/88,704.15
  6. Step 6: Final answer
    x = 85,136.33

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