Finding the Fourth Proportional to 329,925.38, 494,896.67 and 105,285.51

Step by Step Solution

1. Step 1: Write the proportion equation
   329,925.38 : 494,896.67 = 105,285.51 : x
2. Step 2: Convert to fraction form
   329,925.38/494,896.67 = 105,285.51/x
3. Step 3: Cross multiply
   329,925.38x = 494,896.67 × 105,285.51
4. Step 4: Simplify right side
   329,925.38x = 52,105,450,002.72
5. Step 5: Solve for x
   x = 52,105,450,002.72/329,925.38
6. Step 6: Final answer
   x = 157,931.01