Finding the Fourth Proportional to 16,264.96, 24,396.18 and 5,172.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,264.96 : 24,396.18 = 5,172.28 : x
2. Step 2: Convert to fraction form
   16,264.96/24,396.18 = 5,172.28/x
3. Step 3: Cross multiply
   16,264.96x = 24,396.18 × 5,172.28
4. Step 4: Simplify right side
   16,264.96x = 126,183,873.89
5. Step 5: Solve for x
   x = 126,183,873.89/16,264.96
6. Step 6: Final answer
   x = 7,758.02