Finding the Fourth Proportional to 237,105.54, 327,193.56 and 129,654.72

Step by Step Solution

1. Step 1: Write the proportion equation
   237,105.54 : 327,193.56 = 129,654.72 : x
2. Step 2: Convert to fraction form
   237,105.54/327,193.56 = 129,654.72/x
3. Step 3: Cross multiply
   237,105.54x = 327,193.56 × 129,654.72
4. Step 4: Simplify right side
   237,105.54x = 42,422,189,407.60
5. Step 5: Solve for x
   x = 42,422,189,407.60/237,105.54
6. Step 6: Final answer
   x = 178,916.91