Finding the Fourth Proportional to 1,375,200.56, 2,063,223.16 and 656,459.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375,200.56 : 2,063,223.16 = 656,459.42 : x
2. Step 2: Convert to fraction form
   1,375,200.56/2,063,223.16 = 656,459.42/x
3. Step 3: Cross multiply
   1,375,200.56x = 2,063,223.16 × 656,459.42
4. Step 4: Simplify right side
   1,375,200.56x = 1,354,422,278,944.17
5. Step 5: Solve for x
   x = 1,354,422,278,944.17/1,375,200.56
6. Step 6: Final answer
   x = 984,890.73