Finding the Fourth Proportional to 707,311.52, 1,061,042.83 and 302,545.61

Step by Step Solution

1. Step 1: Write the proportion equation
   707,311.52 : 1,061,042.83 = 302,545.61 : x
2. Step 2: Convert to fraction form
   707,311.52/1,061,042.83 = 302,545.61/x
3. Step 3: Cross multiply
   707,311.52x = 1,061,042.83 × 302,545.61
4. Step 4: Simplify right side
   707,311.52x = 321,013,844,176.90
5. Step 5: Solve for x
   x = 321,013,844,176.90/707,311.52
6. Step 6: Final answer
   x = 453,850.73