Finding the Fourth Proportional to 329,271, 493,939.56 and 89,388.96

Step by Step Solution

1. Step 1: Write the proportion equation
   329,271 : 493,939.56 = 89,388.96 : x
2. Step 2: Convert to fraction form
   329,271/493,939.56 = 89,388.96/x
3. Step 3: Cross multiply
   329,271x = 493,939.56 × 89,388.96
4. Step 4: Simplify right side
   329,271x = 44,152,743,571.26
5. Step 5: Solve for x
   x = 44,152,743,571.26/329,271
6. Step 6: Final answer
   x = 134,092.41