Finding the Fourth Proportional to 510,744.41, 704,818.59 and 281,323.18

Step by Step Solution

1. Step 1: Write the proportion equation
   510,744.41 : 704,818.59 = 281,323.18 : x
2. Step 2: Convert to fraction form
   510,744.41/704,818.59 = 281,323.18/x
3. Step 3: Cross multiply
   510,744.41x = 704,818.59 × 281,323.18
4. Step 4: Simplify right side
   510,744.41x = 198,281,807,061.92
5. Step 5: Solve for x
   x = 198,281,807,061.92/510,744.41
6. Step 6: Final answer
   x = 388,221.20