Finding the Fourth Proportional to 1,037,200.50, 1,431,336.69 and 560,272.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,200.50 : 1,431,336.69 = 560,272.50 : x
2. Step 2: Convert to fraction form
   1,037,200.50/1,431,336.69 = 560,272.50/x
3. Step 3: Cross multiply
   1,037,200.50x = 1,431,336.69 × 560,272.50
4. Step 4: Simplify right side
   1,037,200.50x = 801,938,585,648.03
5. Step 5: Solve for x
   x = 801,938,585,648.03/1,037,200.50
6. Step 6: Final answer
   x = 773,176.05