Finding the Fourth Proportional to 825,086.88, 1,237,716.72 and 351,822.24

Step by Step Solution

1. Step 1: Write the proportion equation
   825,086.88 : 1,237,716.72 = 351,822.24 : x
2. Step 2: Convert to fraction form
   825,086.88/1,237,716.72 = 351,822.24/x
3. Step 3: Cross multiply
   825,086.88x = 1,237,716.72 × 351,822.24
4. Step 4: Simplify right side
   825,086.88x = 435,456,268,915.85
5. Step 5: Solve for x
   x = 435,456,268,915.85/825,086.88
6. Step 6: Final answer
   x = 527,770.20