Finding the Fourth Proportional to 99,363.92, 137,088.72 and 67,477.52

Step by Step Solution

1. Step 1: Write the proportion equation
   99,363.92 : 137,088.72 = 67,477.52 : x
2. Step 2: Convert to fraction form
   99,363.92/137,088.72 = 67,477.52/x
3. Step 3: Cross multiply
   99,363.92x = 137,088.72 × 67,477.52
4. Step 4: Simplify right side
   99,363.92x = 9,250,406,845.57
5. Step 5: Solve for x
   x = 9,250,406,845.57/99,363.92
6. Step 6: Final answer
   x = 93,096.23