Finding the Fourth Proportional to 16,580.16, 24,871.86 and 4,896.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,580.16 : 24,871.86 = 4,896.72 : x
2. Step 2: Convert to fraction form
   16,580.16/24,871.86 = 4,896.72/x
3. Step 3: Cross multiply
   16,580.16x = 24,871.86 × 4,896.72
4. Step 4: Simplify right side
   16,580.16x = 121,790,534.30
5. Step 5: Solve for x
   x = 121,790,534.30/16,580.16
6. Step 6: Final answer
   x = 7,345.56