Finding the Fourth Proportional to 753,227.16, 1,039,200.62 and 426,495.50

Step by Step Solution

1. Step 1: Write the proportion equation
   753,227.16 : 1,039,200.62 = 426,495.50 : x
2. Step 2: Convert to fraction form
   753,227.16/1,039,200.62 = 426,495.50/x
3. Step 3: Cross multiply
   753,227.16x = 1,039,200.62 × 426,495.50
4. Step 4: Simplify right side
   753,227.16x = 443,214,380,698.73
5. Step 5: Solve for x
   x = 443,214,380,698.73/753,227.16
6. Step 6: Final answer
   x = 588,420.60