Finding the Fourth Proportional to 12,262,355.88, 16,922,055.78 and 7,108,704.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,262,355.88 : 16,922,055.78 = 7,108,704.96 : x
2. Step 2: Convert to fraction form
   12,262,355.88/16,922,055.78 = 7,108,704.96/x
3. Step 3: Cross multiply
   12,262,355.88x = 16,922,055.78 × 7,108,704.96
4. Step 4: Simplify right side
   12,262,355.88x = 120,293,901,856,682.67
5. Step 5: Solve for x
   x = 120,293,901,856,682.67/12,262,355.88
6. Step 6: Final answer
   x = 9,810,015.55