Finding the Fourth Proportional to 12,837,909.52, 17,718,131.90 and 7,944,707.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,837,909.52 : 17,718,131.90 = 7,944,707.97 : x
2. Step 2: Convert to fraction form
   12,837,909.52/17,718,131.90 = 7,944,707.97/x
3. Step 3: Cross multiply
   12,837,909.52x = 17,718,131.90 × 7,944,707.97
4. Step 4: Simplify right side
   12,837,909.52x = 140,765,383,719,441.22
5. Step 5: Solve for x
   x = 140,765,383,719,441.22/12,837,909.52
6. Step 6: Final answer
   x = 10,964,821.30