Finding the Fourth Proportional to 2,510,488.12, 3,767,335.98 and 912,899.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510,488.12 : 3,767,335.98 = 912,899.20 : x
2. Step 2: Convert to fraction form
   2,510,488.12/3,767,335.98 = 912,899.20/x
3. Step 3: Cross multiply
   2,510,488.12x = 3,767,335.98 × 912,899.20
4. Step 4: Simplify right side
   2,510,488.12x = 3,439,198,002,273.22
5. Step 5: Solve for x
   x = 3,439,198,002,273.22/2,510,488.12
6. Step 6: Final answer
   x = 1,369,932.00