Finding the Fourth Proportional to 2,039,290.72, 3,058,281.18 and 672,757.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039,290.72 : 3,058,281.18 = 672,757.24 : x
2. Step 2: Convert to fraction form
   2,039,290.72/3,058,281.18 = 672,757.24/x
3. Step 3: Cross multiply
   2,039,290.72x = 3,058,281.18 × 672,757.24
4. Step 4: Simplify right side
   2,039,290.72x = 2,057,480,805,800.74
5. Step 5: Solve for x
   x = 2,057,480,805,800.74/2,039,290.72
6. Step 6: Final answer
   x = 1,008,919.81