Finding the Fourth Proportional to 12,826,920.24, 17,700,518.52 and 7,025,727.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826,920.24 : 17,700,518.52 = 7,025,727.78 : x
2. Step 2: Convert to fraction form
   12,826,920.24/17,700,518.52 = 7,025,727.78/x
3. Step 3: Cross multiply
   12,826,920.24x = 17,700,518.52 × 7,025,727.78
4. Step 4: Simplify right side
   12,826,920.24x = 124,359,024,686,368.48
5. Step 5: Solve for x
   x = 124,359,024,686,368.48/12,826,920.24
6. Step 6: Final answer
   x = 9,695,158.49