Finding the Fourth Proportional to 12,828,862.30, 17,697,117.98 and 7,932,519.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,828,862.30 : 17,697,117.98 = 7,932,519.22 : x
2. Step 2: Convert to fraction form
   12,828,862.30/17,697,117.98 = 7,932,519.22/x
3. Step 3: Cross multiply
   12,828,862.30x = 17,697,117.98 × 7,932,519.22
4. Step 4: Simplify right side
   12,828,862.30x = 140,382,728,514,957.58
5. Step 5: Solve for x
   x = 140,382,728,514,957.58/12,828,862.30
6. Step 6: Final answer
   x = 10,942,726.27