Finding the Fourth Proportional to 11,061.21, 16,589.52 and 3,268.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.21 : 16,589.52 = 3,268.20 : x
2. Step 2: Convert to fraction form
   11,061.21/16,589.52 = 3,268.20/x
3. Step 3: Cross multiply
   11,061.21x = 16,589.52 × 3,268.20
4. Step 4: Simplify right side
   11,061.21x = 54,217,869.26
5. Step 5: Solve for x
   x = 54,217,869.26/11,061.21
6. Step 6: Final answer
   x = 4,901.62