Finding the Fourth Proportional to 10,748.54, 16,116.53 and 3,249.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,748.54 : 16,116.53 = 3,249.87 : x
2. Step 2: Convert to fraction form
   10,748.54/16,116.53 = 3,249.87/x
3. Step 3: Cross multiply
   10,748.54x = 16,116.53 × 3,249.87
4. Step 4: Simplify right side
   10,748.54x = 52,376,611.10
5. Step 5: Solve for x
   x = 52,376,611.10/10,748.54
6. Step 6: Final answer
   x = 4,872.91