Finding the Fourth Proportional to 11,016.06, 16,526.79 and 5,165.85

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.06 : 16,526.79 = 5,165.85 : x
2. Step 2: Convert to fraction form
   11,016.06/16,526.79 = 5,165.85/x
3. Step 3: Cross multiply
   11,016.06x = 16,526.79 × 5,165.85
4. Step 4: Simplify right side
   11,016.06x = 85,374,918.12
5. Step 5: Solve for x
   x = 85,374,918.12/11,016.06
6. Step 6: Final answer
   x = 7,750.04