Finding the Fourth Proportional to 11,018.27, 16,523.90 and 3,621.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,018.27 : 16,523.90 = 3,621.02 : x
2. Step 2: Convert to fraction form
   11,018.27/16,523.90 = 3,621.02/x
3. Step 3: Cross multiply
   11,018.27x = 16,523.90 × 3,621.02
4. Step 4: Simplify right side
   11,018.27x = 59,833,378.18
5. Step 5: Solve for x
   x = 59,833,378.18/11,018.27
6. Step 6: Final answer
   x = 5,430.38