Finding the Fourth Proportional to 11,647.72, 16,073.88 and 6,342.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,647.72 : 16,073.88 = 6,342.56 : x
2. Step 2: Convert to fraction form
   11,647.72/16,073.88 = 6,342.56/x
3. Step 3: Cross multiply
   11,647.72x = 16,073.88 × 6,342.56
4. Step 4: Simplify right side
   11,647.72x = 101,949,588.52
5. Step 5: Solve for x
   x = 101,949,588.52/11,647.72
6. Step 6: Final answer
   x = 8,752.75