Finding the Fourth Proportional to 329,088.72, 454,116.22 and 185,862.72

Step by Step Solution

1. Step 1: Write the proportion equation
   329,088.72 : 454,116.22 = 185,862.72 : x
2. Step 2: Convert to fraction form
   329,088.72/454,116.22 = 185,862.72/x
3. Step 3: Cross multiply
   329,088.72x = 454,116.22 × 185,862.72
4. Step 4: Simplify right side
   329,088.72x = 84,403,275,845.32
5. Step 5: Solve for x
   x = 84,403,275,845.32/329,088.72
6. Step 6: Final answer
   x = 256,475.75