Finding the Fourth Proportional to 16,880.16, 25,323.76 and 5,787.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,880.16 : 25,323.76 = 5,787.68 : x
2. Step 2: Convert to fraction form
   16,880.16/25,323.76 = 5,787.68/x
3. Step 3: Cross multiply
   16,880.16x = 25,323.76 × 5,787.68
4. Step 4: Simplify right side
   16,880.16x = 146,565,819.28
5. Step 5: Solve for x
   x = 146,565,819.28/16,880.16
6. Step 6: Final answer
   x = 8,682.73