Finding the Fourth Proportional to 298,338.27, 447,506.86 and 88,123.83

Step by Step Solution

1. Step 1: Write the proportion equation
   298,338.27 : 447,506.86 = 88,123.83 : x
2. Step 2: Convert to fraction form
   298,338.27/447,506.86 = 88,123.83/x
3. Step 3: Cross multiply
   298,338.27x = 447,506.86 × 88,123.83
4. Step 4: Simplify right side
   298,338.27x = 39,436,018,454.47
5. Step 5: Solve for x
   x = 39,436,018,454.47/298,338.27
6. Step 6: Final answer
   x = 132,185.58