Finding the Fourth Proportional to 12,404.06, 17,110.41 and 8,155.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404.06 : 17,110.41 = 8,155.88 : x
2. Step 2: Convert to fraction form
   12,404.06/17,110.41 = 8,155.88/x
3. Step 3: Cross multiply
   12,404.06x = 17,110.41 × 8,155.88
4. Step 4: Simplify right side
   12,404.06x = 139,550,450.71
5. Step 5: Solve for x
   x = 139,550,450.71/12,404.06
6. Step 6: Final answer
   x = 11,250.39