Finding the Fourth Proportional to 10,155.76, 14,017.50 and 5,910.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,155.76 : 14,017.50 = 5,910.28 : x
2. Step 2: Convert to fraction form
   10,155.76/14,017.50 = 5,910.28/x
3. Step 3: Cross multiply
   10,155.76x = 14,017.50 × 5,910.28
4. Step 4: Simplify right side
   10,155.76x = 82,847,349.90
5. Step 5: Solve for x
   x = 82,847,349.90/10,155.76
6. Step 6: Final answer
   x = 8,157.67