Finding the Fourth Proportional to 10,431.08, 15,650.12 and 3,411.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,431.08 : 15,650.12 = 3,411.42 : x
2. Step 2: Convert to fraction form
   10,431.08/15,650.12 = 3,411.42/x
3. Step 3: Cross multiply
   10,431.08x = 15,650.12 × 3,411.42
4. Step 4: Simplify right side
   10,431.08x = 53,389,132.37
5. Step 5: Solve for x
   x = 53,389,132.37/10,431.08
6. Step 6: Final answer
   x = 5,118.27