Finding the Fourth Proportional to 2,856,597.10, 4,284,830.31 and 726,683.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,856,597.10 : 4,284,830.31 = 726,683.74 : x
2. Step 2: Convert to fraction form
   2,856,597.10/4,284,830.31 = 726,683.74/x
3. Step 3: Cross multiply
   2,856,597.10x = 4,284,830.31 × 726,683.74
4. Step 4: Simplify right side
   2,856,597.10x = 3,113,716,514,936.16
5. Step 5: Solve for x
   x = 3,113,716,514,936.16/2,856,597.10
6. Step 6: Final answer
   x = 1,090,008.99