Finding the Fourth Proportional to 293,042.88, 404,407.98 and 165,715.92

Step by Step Solution

1. Step 1: Write the proportion equation
   293,042.88 : 404,407.98 = 165,715.92 : x
2. Step 2: Convert to fraction form
   293,042.88/404,407.98 = 165,715.92/x
3. Step 3: Cross multiply
   293,042.88x = 404,407.98 × 165,715.92
4. Step 4: Simplify right side
   293,042.88x = 67,016,840,461.04
5. Step 5: Solve for x
   x = 67,016,840,461.04/293,042.88
6. Step 6: Final answer
   x = 228,692.95