Finding the Fourth Proportional to 2,073,443.10, 3,109,943.55 and 725,631.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073,443.10 : 3,109,943.55 = 725,631.45 : x
2. Step 2: Convert to fraction form
   2,073,443.10/3,109,943.55 = 725,631.45/x
3. Step 3: Cross multiply
   2,073,443.10x = 3,109,943.55 × 725,631.45
4. Step 4: Simplify right side
   2,073,443.10x = 2,256,672,847,604.65
5. Step 5: Solve for x
   x = 2,256,672,847,604.65/2,073,443.10
6. Step 6: Final answer
   x = 1,088,369.80