Finding the Fourth Proportional to 10,276.18, 15,408.71 and 3,610.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,276.18 : 15,408.71 = 3,610.96 : x
2. Step 2: Convert to fraction form
   10,276.18/15,408.71 = 3,610.96/x
3. Step 3: Cross multiply
   10,276.18x = 15,408.71 × 3,610.96
4. Step 4: Simplify right side
   10,276.18x = 55,640,178.89
5. Step 5: Solve for x
   x = 55,640,178.89/10,276.18
6. Step 6: Final answer
   x = 5,414.48