Finding the Fourth Proportional to 10,672.76, 16,008.72 and 3,276.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,672.76 : 16,008.72 = 3,276.84 : x
2. Step 2: Convert to fraction form
   10,672.76/16,008.72 = 3,276.84/x
3. Step 3: Cross multiply
   10,672.76x = 16,008.72 × 3,276.84
4. Step 4: Simplify right side
   10,672.76x = 52,458,014.04
5. Step 5: Solve for x
   x = 52,458,014.04/10,672.76
6. Step 6: Final answer
   x = 4,915.13