Finding the Fourth Proportional to 5,876.55, 8,116.20 and 3,896.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,876.55 : 8,116.20 = 3,896.10 : x
2. Step 2: Convert to fraction form
   5,876.55/8,116.20 = 3,896.10/x
3. Step 3: Cross multiply
   5,876.55x = 8,116.20 × 3,896.10
4. Step 4: Simplify right side
   5,876.55x = 31,621,526.82
5. Step 5: Solve for x
   x = 31,621,526.82/5,876.55
6. Step 6: Final answer
   x = 5,380.97