Finding the Fourth Proportional to 2,057,388.96, 2,839,134.24 and 1,139,581.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,388.96 : 2,839,134.24 = 1,139,581.92 : x
2. Step 2: Convert to fraction form
   2,057,388.96/2,839,134.24 = 1,139,581.92/x
3. Step 3: Cross multiply
   2,057,388.96x = 2,839,134.24 × 1,139,581.92
4. Step 4: Simplify right side
   2,057,388.96x = 3,235,426,048,356.94
5. Step 5: Solve for x
   x = 3,235,426,048,356.94/2,057,388.96
6. Step 6: Final answer
   x = 1,572,588.42