Finding the Fourth Proportional to 2,574,686.10, 3,862,029.15 and 1,440,945.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,686.10 : 3,862,029.15 = 1,440,945.30 : x
2. Step 2: Convert to fraction form
   2,574,686.10/3,862,029.15 = 1,440,945.30/x
3. Step 3: Cross multiply
   2,574,686.10x = 3,862,029.15 × 1,440,945.30
4. Step 4: Simplify right side
   2,574,686.10x = 5,564,972,752,155.50
5. Step 5: Solve for x
   x = 5,564,972,752,155.50/2,574,686.10
6. Step 6: Final answer
   x = 2,161,417.95