Finding the Fourth Proportional to 2,057,812.64, 2,839,801.32 and 1,140,061.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,812.64 : 2,839,801.32 = 1,140,061.28 : x
2. Step 2: Convert to fraction form
   2,057,812.64/2,839,801.32 = 1,140,061.28/x
3. Step 3: Cross multiply
   2,057,812.64x = 2,839,801.32 × 1,140,061.28
4. Step 4: Simplify right side
   2,057,812.64x = 3,237,547,527,824.89
5. Step 5: Solve for x
   x = 3,237,547,527,824.89/2,057,812.64
6. Step 6: Final answer
   x = 1,573,295.58