Finding the Fourth Proportional to 514,111.92, 769,826.52 and 413,723.76

Step by Step Solution

1. Step 1: Write the proportion equation
   514,111.92 : 769,826.52 = 413,723.76 : x
2. Step 2: Convert to fraction form
   514,111.92/769,826.52 = 413,723.76/x
3. Step 3: Cross multiply
   514,111.92x = 769,826.52 × 413,723.76
4. Step 4: Simplify right side
   514,111.92x = 318,495,522,402.12
5. Step 5: Solve for x
   x = 318,495,522,402.12/514,111.92
6. Step 6: Final answer
   x = 619,506.20