Finding the Fourth Proportional to 10,981,362.08, 16,448,870.16 and 8,810,634.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981,362.08 : 16,448,870.16 = 8,810,634.72 : x
2. Step 2: Convert to fraction form
   10,981,362.08/16,448,870.16 = 8,810,634.72/x
3. Step 3: Cross multiply
   10,981,362.08x = 16,448,870.16 × 8,810,634.72
4. Step 4: Simplify right side
   10,981,362.08x = 144,924,986,536,467.97
5. Step 5: Solve for x
   x = 144,924,986,536,467.97/10,981,362.08
6. Step 6: Final answer
   x = 13,197,359.81