Finding the Fourth Proportional to 11,108.72, 15,326.36 and 7,333.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,108.72 : 15,326.36 = 7,333.76 : x
2. Step 2: Convert to fraction form
   11,108.72/15,326.36 = 7,333.76/x
3. Step 3: Cross multiply
   11,108.72x = 15,326.36 × 7,333.76
4. Step 4: Simplify right side
   11,108.72x = 112,399,845.91
5. Step 5: Solve for x
   x = 112,399,845.91/11,108.72
6. Step 6: Final answer
   x = 10,118.16