Finding the Fourth Proportional to 11,016.76, 16,526.18 and 3,621.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.76 : 16,526.18 = 3,621.24 : x
2. Step 2: Convert to fraction form
   11,016.76/16,526.18 = 3,621.24/x
3. Step 3: Cross multiply
   11,016.76x = 16,526.18 × 3,621.24
4. Step 4: Simplify right side
   11,016.76x = 59,845,264.06
5. Step 5: Solve for x
   x = 59,845,264.06/11,016.76
6. Step 6: Final answer
   x = 5,432.20