Finding the Fourth Proportional to 2,581,253.69, 3,561,983.78 and 1,435,309.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581,253.69 : 3,561,983.78 = 1,435,309.43 : x
2. Step 2: Convert to fraction form
   2,581,253.69/3,561,983.78 = 1,435,309.43/x
3. Step 3: Cross multiply
   2,581,253.69x = 3,561,983.78 × 1,435,309.43
4. Step 4: Simplify right side
   2,581,253.69x = 5,112,548,883,954.58
5. Step 5: Solve for x
   x = 5,112,548,883,954.58/2,581,253.69
6. Step 6: Final answer
   x = 1,980,645.65