Finding the Fourth Proportional to 10,073.72, 15,110.12 and 3,500.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,073.72 : 15,110.12 = 3,500.42 : x
2. Step 2: Convert to fraction form
   10,073.72/15,110.12 = 3,500.42/x
3. Step 3: Cross multiply
   10,073.72x = 15,110.12 × 3,500.42
4. Step 4: Simplify right side
   10,073.72x = 52,891,766.25
5. Step 5: Solve for x
   x = 52,891,766.25/10,073.72
6. Step 6: Final answer
   x = 5,250.47