Finding the Fourth Proportional to 1,043,949.50, 1,440,626.31 and 608,339.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,043,949.50 : 1,440,626.31 = 608,339.10 : x
2. Step 2: Convert to fraction form
   1,043,949.50/1,440,626.31 = 608,339.10/x
3. Step 3: Cross multiply
   1,043,949.50x = 1,440,626.31 × 608,339.10
4. Step 4: Simplify right side
   1,043,949.50x = 876,389,312,861.72
5. Step 5: Solve for x
   x = 876,389,312,861.72/1,043,949.50
6. Step 6: Final answer
   x = 839,493.98