Finding the Fourth Proportional to 10,401.10, 15,587.06 and 5,460.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,401.10 : 15,587.06 = 5,460.75 : x
2. Step 2: Convert to fraction form
   10,401.10/15,587.06 = 5,460.75/x
3. Step 3: Cross multiply
   10,401.10x = 15,587.06 × 5,460.75
4. Step 4: Simplify right side
   10,401.10x = 85,117,037.90
5. Step 5: Solve for x
   x = 85,117,037.90/10,401.10
6. Step 6: Final answer
   x = 8,183.47