Finding the Fourth Proportional to 2,057,417.66, 2,839,137.72 and 1,139,584.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,417.66 : 2,839,137.72 = 1,139,584.88 : x
2. Step 2: Convert to fraction form
   2,057,417.66/2,839,137.72 = 1,139,584.88/x
3. Step 3: Cross multiply
   2,057,417.66x = 2,839,137.72 × 1,139,584.88
4. Step 4: Simplify right side
   2,057,417.66x = 3,235,438,417,949.67
5. Step 5: Solve for x
   x = 3,235,438,417,949.67/2,057,417.66
6. Step 6: Final answer
   x = 1,572,572.49