Finding the Fourth Proportional to 12,262,472.88, 16,922,217.28 and 7,108,822

Step by Step Solution

1. Step 1: Write the proportion equation
   12,262,472.88 : 16,922,217.28 = 7,108,822 : x
2. Step 2: Convert to fraction form
   12,262,472.88/16,922,217.28 = 7,108,822/x
3. Step 3: Cross multiply
   12,262,472.88x = 16,922,217.28 × 7,108,822
4. Step 4: Simplify right side
   12,262,472.88x = 120,297,030,488,844.17
5. Step 5: Solve for x
   x = 120,297,030,488,844.17/12,262,472.88
6. Step 6: Final answer
   x = 9,810,177.09