Finding the Fourth Proportional to 11,401.43, 17,102.28 and 3,608.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,401.43 : 17,102.28 = 3,608.42 : x
2. Step 2: Convert to fraction form
   11,401.43/17,102.28 = 3,608.42/x
3. Step 3: Cross multiply
   11,401.43x = 17,102.28 × 3,608.42
4. Step 4: Simplify right side
   11,401.43x = 61,712,209.20
5. Step 5: Solve for x
   x = 61,712,209.20/11,401.43
6. Step 6: Final answer
   x = 5,412.67