Finding the Fourth Proportional to 12,116.16, 18,179.97 and 5,097.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,116.16 : 18,179.97 = 5,097.69 : x
2. Step 2: Convert to fraction form
   12,116.16/18,179.97 = 5,097.69/x
3. Step 3: Cross multiply
   12,116.16x = 18,179.97 × 5,097.69
4. Step 4: Simplify right side
   12,116.16x = 92,675,851.27
5. Step 5: Solve for x
   x = 92,675,851.27/12,116.16
6. Step 6: Final answer
   x = 7,648.95