Finding the Fourth Proportional to 2,743,978.43, 4,096,391.68 and 2,561,627.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,743,978.43 : 4,096,391.68 = 2,561,627.31 : x
2. Step 2: Convert to fraction form
   2,743,978.43/4,096,391.68 = 2,561,627.31/x
3. Step 3: Cross multiply
   2,743,978.43x = 4,096,391.68 × 2,561,627.31
4. Step 4: Simplify right side
   2,743,978.43x = 10,493,428,799,944.78
5. Step 5: Solve for x
   x = 10,493,428,799,944.78/2,743,978.43
6. Step 6: Final answer
   x = 3,824,165.92