Finding the Fourth Proportional to 753,249.09, 1,039,230.72 and 426,517.59

Step by Step Solution

1. Step 1: Write the proportion equation
   753,249.09 : 1,039,230.72 = 426,517.59 : x
2. Step 2: Convert to fraction form
   753,249.09/1,039,230.72 = 426,517.59/x
3. Step 3: Cross multiply
   753,249.09x = 1,039,230.72 × 426,517.59
4. Step 4: Simplify right side
   753,249.09x = 443,250,182,148.37
5. Step 5: Solve for x
   x = 443,250,182,148.37/753,249.09
6. Step 6: Final answer
   x = 588,451.00