Finding the Fourth Proportional to 32,016.35, 48,023.28 and 8,643.38

Step by Step Solution

1. Step 1: Write the proportion equation
   32,016.35 : 48,023.28 = 8,643.38 : x
2. Step 2: Convert to fraction form
   32,016.35/48,023.28 = 8,643.38/x
3. Step 3: Cross multiply
   32,016.35x = 48,023.28 × 8,643.38
4. Step 4: Simplify right side
   32,016.35x = 415,083,457.89
5. Step 5: Solve for x
   x = 415,083,457.89/32,016.35
6. Step 6: Final answer
   x = 12,964.73