Finding the Fourth Proportional to 99,592.43, 137,427.71 and 58,755.69

Step by Step Solution

1. Step 1: Write the proportion equation
   99,592.43 : 137,427.71 = 58,755.69 : x
2. Step 2: Convert to fraction form
   99,592.43/137,427.71 = 58,755.69/x
3. Step 3: Cross multiply
   99,592.43x = 137,427.71 × 58,755.69
4. Step 4: Simplify right side
   99,592.43x = 8,074,659,632.39
5. Step 5: Solve for x
   x = 8,074,659,632.39/99,592.43
6. Step 6: Final answer
   x = 81,077.05