Finding the Fourth Proportional to 14,680.32, 22,002.56 and 6,878.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,680.32 : 22,002.56 = 6,878.72 : x
2. Step 2: Convert to fraction form
   14,680.32/22,002.56 = 6,878.72/x
3. Step 3: Cross multiply
   14,680.32x = 22,002.56 × 6,878.72
4. Step 4: Simplify right side
   14,680.32x = 151,349,449.52
5. Step 5: Solve for x
   x = 151,349,449.52/14,680.32
6. Step 6: Final answer
   x = 10,309.68