Finding the Fourth Proportional to 731,061.15, 1,008,861.03 and 408,771.27

Step by Step Solution

1. Step 1: Write the proportion equation
   731,061.15 : 1,008,861.03 = 408,771.27 : x
2. Step 2: Convert to fraction form
   731,061.15/1,008,861.03 = 408,771.27/x
3. Step 3: Cross multiply
   731,061.15x = 1,008,861.03 × 408,771.27
4. Step 4: Simplify right side
   731,061.15x = 412,393,404,486.61
5. Step 5: Solve for x
   x = 412,393,404,486.61/731,061.15
6. Step 6: Final answer
   x = 564,102.48