Finding the Fourth Proportional to 5,501.35, 7,591.76 and 3,111.29

Step by Step Solution

1. Step 1: Write the proportion equation
   5,501.35 : 7,591.76 = 3,111.29 : x
2. Step 2: Convert to fraction form
   5,501.35/7,591.76 = 3,111.29/x
3. Step 3: Cross multiply
   5,501.35x = 7,591.76 × 3,111.29
4. Step 4: Simplify right side
   5,501.35x = 23,620,166.97
5. Step 5: Solve for x
   x = 23,620,166.97/5,501.35
6. Step 6: Final answer
   x = 4,293.52