Finding the Fourth Proportional to 373,760.89, 560,715.18 and 137,105.62

Step by Step Solution

1. Step 1: Write the proportion equation
   373,760.89 : 560,715.18 = 137,105.62 : x
2. Step 2: Convert to fraction form
   373,760.89/560,715.18 = 137,105.62/x
3. Step 3: Cross multiply
   373,760.89x = 560,715.18 × 137,105.62
4. Step 4: Simplify right side
   373,760.89x = 76,877,202,397.31
5. Step 5: Solve for x
   x = 76,877,202,397.31/373,760.89
6. Step 6: Final answer
   x = 205,685.52