Finding the Fourth Proportional to 11,057.39, 16,588.71 and 3,266.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,057.39 : 16,588.71 = 3,266.20 : x
2. Step 2: Convert to fraction form
   11,057.39/16,588.71 = 3,266.20/x
3. Step 3: Cross multiply
   11,057.39x = 16,588.71 × 3,266.20
4. Step 4: Simplify right side
   11,057.39x = 54,182,003.13
5. Step 5: Solve for x
   x = 54,182,003.13/11,057.39
6. Step 6: Final answer
   x = 4,900.07