Finding the Fourth Proportional to 11,081.80, 16,615.26 and 5,233

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.80 : 16,615.26 = 5,233 : x
2. Step 2: Convert to fraction form
   11,081.80/16,615.26 = 5,233/x
3. Step 3: Cross multiply
   11,081.80x = 16,615.26 × 5,233
4. Step 4: Simplify right side
   11,081.80x = 86,947,655.58
5. Step 5: Solve for x
   x = 86,947,655.58/11,081.80
6. Step 6: Final answer
   x = 7,845.99