Finding the Fourth Proportional to 2,643,025.96, 3,647,355.78 and 1,435,810.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643,025.96 : 3,647,355.78 = 1,435,810.60 : x
2. Step 2: Convert to fraction form
   2,643,025.96/3,647,355.78 = 1,435,810.60/x
3. Step 3: Cross multiply
   2,643,025.96x = 3,647,355.78 × 1,435,810.60
4. Step 4: Simplify right side
   2,643,025.96x = 5,236,912,090,895.27
5. Step 5: Solve for x
   x = 5,236,912,090,895.27/2,643,025.96
6. Step 6: Final answer
   x = 1,981,407.74