Finding the Fourth Proportional to 11,002.76, 16,484.94 and 9,165.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.76 : 16,484.94 = 9,165.68 : x
2. Step 2: Convert to fraction form
   11,002.76/16,484.94 = 9,165.68/x
3. Step 3: Cross multiply
   11,002.76x = 16,484.94 × 9,165.68
4. Step 4: Simplify right side
   11,002.76x = 151,095,684.86
5. Step 5: Solve for x
   x = 151,095,684.86/11,002.76
6. Step 6: Final answer
   x = 13,732.53