Finding the Fourth Proportional to 11,131.82, 15,363.33 and 6,416.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,131.82 : 15,363.33 = 6,416.13 : x
2. Step 2: Convert to fraction form
   11,131.82/15,363.33 = 6,416.13/x
3. Step 3: Cross multiply
   11,131.82x = 15,363.33 × 6,416.13
4. Step 4: Simplify right side
   11,131.82x = 98,573,098.45
5. Step 5: Solve for x
   x = 98,573,098.45/11,131.82
6. Step 6: Final answer
   x = 8,855.08