Finding the Fourth Proportional to 7,401.69, 11,108.01 and 3,506.11

Step by Step Solution

1. Step 1: Write the proportion equation
   7,401.69 : 11,108.01 = 3,506.11 : x
2. Step 2: Convert to fraction form
   7,401.69/11,108.01 = 3,506.11/x
3. Step 3: Cross multiply
   7,401.69x = 11,108.01 × 3,506.11
4. Step 4: Simplify right side
   7,401.69x = 38,945,849.40
5. Step 5: Solve for x
   x = 38,945,849.40/7,401.69
6. Step 6: Final answer
   x = 5,261.75