Finding the Fourth Proportional to 424,713.89, 637,181.09 and 158,476.41

Step by Step Solution

1. Step 1: Write the proportion equation
   424,713.89 : 637,181.09 = 158,476.41 : x
2. Step 2: Convert to fraction form
   424,713.89/637,181.09 = 158,476.41/x
3. Step 3: Cross multiply
   424,713.89x = 637,181.09 × 158,476.41
4. Step 4: Simplify right side
   424,713.89x = 100,978,172,059.28
5. Step 5: Solve for x
   x = 100,978,172,059.28/424,713.89
6. Step 6: Final answer
   x = 237,755.75