Finding the Fourth Proportional to 10,214.88, 15,321.15 and 3,550.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,214.88 : 15,321.15 = 3,550.10 : x
2. Step 2: Convert to fraction form
   10,214.88/15,321.15 = 3,550.10/x
3. Step 3: Cross multiply
   10,214.88x = 15,321.15 × 3,550.10
4. Step 4: Simplify right side
   10,214.88x = 54,391,538.01
5. Step 5: Solve for x
   x = 54,391,538.01/10,214.88
6. Step 6: Final answer
   x = 5,324.74