Finding the Fourth Proportional to 89,454.25, 123,316.77 and 62,513.11

Step by Step Solution

1. Step 1: Write the proportion equation
   89,454.25 : 123,316.77 = 62,513.11 : x
2. Step 2: Convert to fraction form
   89,454.25/123,316.77 = 62,513.11/x
3. Step 3: Cross multiply
   89,454.25x = 123,316.77 × 62,513.11
4. Step 4: Simplify right side
   89,454.25x = 7,708,914,807.85
5. Step 5: Solve for x
   x = 7,708,914,807.85/89,454.25
6. Step 6: Final answer
   x = 86,177.18