Finding the Fourth Proportional to 3,896.76, 5,376.06 and 2,500.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,896.76 : 5,376.06 = 2,500.32 : x
2. Step 2: Convert to fraction form
   3,896.76/5,376.06 = 2,500.32/x
3. Step 3: Cross multiply
   3,896.76x = 5,376.06 × 2,500.32
4. Step 4: Simplify right side
   3,896.76x = 13,441,870.34
5. Step 5: Solve for x
   x = 13,441,870.34/3,896.76
6. Step 6: Final answer
   x = 3,449.50