Finding the Fourth Proportional to 23,039,049.12, 31,793,280.71 and 12,725,550.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,039,049.12 : 31,793,280.71 = 12,725,550.78 : x
2. Step 2: Convert to fraction form
   23,039,049.12/31,793,280.71 = 12,725,550.78/x
3. Step 3: Cross multiply
   23,039,049.12x = 31,793,280.71 × 12,725,550.78
4. Step 4: Simplify right side
   23,039,049.12x = 404,587,008,137,899.44
5. Step 5: Solve for x
   x = 404,587,008,137,899.44/23,039,049.12
6. Step 6: Final answer
   x = 17,560,924.76