Finding the Fourth Proportional to 329,064.46, 454,111.98 and 193,100.69

Step by Step Solution

1. Step 1: Write the proportion equation
   329,064.46 : 454,111.98 = 193,100.69 : x
2. Step 2: Convert to fraction form
   329,064.46/454,111.98 = 193,100.69/x
3. Step 3: Cross multiply
   329,064.46x = 454,111.98 × 193,100.69
4. Step 4: Simplify right side
   329,064.46x = 87,689,336,675.27
5. Step 5: Solve for x
   x = 87,689,336,675.27/329,064.46
6. Step 6: Final answer
   x = 266,480.73