Finding the Fourth Proportional to 754,382.72, 1,041,019.20 and 414,830.72

Step by Step Solution

1. Step 1: Write the proportion equation
   754,382.72 : 1,041,019.20 = 414,830.72 : x
2. Step 2: Convert to fraction form
   754,382.72/1,041,019.20 = 414,830.72/x
3. Step 3: Cross multiply
   754,382.72x = 1,041,019.20 × 414,830.72
4. Step 4: Simplify right side
   754,382.72x = 431,846,744,269.82
5. Step 5: Solve for x
   x = 431,846,744,269.82/754,382.72
6. Step 6: Final answer
   x = 572,450.47