Finding the Fourth Proportional to 2,057,567.57, 2,839,406.05 and 1,139,793.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,567.57 : 2,839,406.05 = 1,139,793.87 : x
2. Step 2: Convert to fraction form
   2,057,567.57/2,839,406.05 = 1,139,793.87/x
3. Step 3: Cross multiply
   2,057,567.57x = 2,839,406.05 × 1,139,793.87
4. Step 4: Simplify right side
   2,057,567.57x = 3,236,337,607,381.43
5. Step 5: Solve for x
   x = 3,236,337,607,381.43/2,057,567.57
6. Step 6: Final answer
   x = 1,572,894.94