Finding the Fourth Proportional to 329,446.79, 494,210.18 and 92,789.47

Step by Step Solution

1. Step 1: Write the proportion equation
   329,446.79 : 494,210.18 = 92,789.47 : x
2. Step 2: Convert to fraction form
   329,446.79/494,210.18 = 92,789.47/x
3. Step 3: Cross multiply
   329,446.79x = 494,210.18 × 92,789.47
4. Step 4: Simplify right side
   329,446.79x = 45,857,500,206.86
5. Step 5: Solve for x
   x = 45,857,500,206.86/329,446.79
6. Step 6: Final answer
   x = 139,195.47