Finding the Fourth Proportional to 158,117.43, 237,207.89 and 58,278.15

Step by Step Solution

1. Step 1: Write the proportion equation
   158,117.43 : 237,207.89 = 58,278.15 : x
2. Step 2: Convert to fraction form
   158,117.43/237,207.89 = 58,278.15/x
3. Step 3: Cross multiply
   158,117.43x = 237,207.89 × 58,278.15
4. Step 4: Simplify right side
   158,117.43x = 13,824,037,140.30
5. Step 5: Solve for x
   x = 13,824,037,140.30/158,117.43
6. Step 6: Final answer
   x = 87,428.92