Finding the Fourth Proportional to 63,034.59, 87,010.02 and 56,308.53

Step by Step Solution

1. Step 1: Write the proportion equation
   63,034.59 : 87,010.02 = 56,308.53 : x
2. Step 2: Convert to fraction form
   63,034.59/87,010.02 = 56,308.53/x
3. Step 3: Cross multiply
   63,034.59x = 87,010.02 × 56,308.53
4. Step 4: Simplify right side
   63,034.59x = 4,899,406,321.47
5. Step 5: Solve for x
   x = 4,899,406,321.47/63,034.59
6. Step 6: Final answer
   x = 77,725.68