Finding the Fourth Proportional to 11,648.88, 16,074.96 and 6,343.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,648.88 : 16,074.96 = 6,343.72 : x
2. Step 2: Convert to fraction form
   11,648.88/16,074.96 = 6,343.72/x
3. Step 3: Cross multiply
   11,648.88x = 16,074.96 × 6,343.72
4. Step 4: Simplify right side
   11,648.88x = 101,974,981.27
5. Step 5: Solve for x
   x = 101,974,981.27/11,648.88
6. Step 6: Final answer
   x = 8,754.06