Finding the Fourth Proportional to 12,196.24, 18,295.28 and 5,270.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.24 : 18,295.28 = 5,270.72 : x
2. Step 2: Convert to fraction form
   12,196.24/18,295.28 = 5,270.72/x
3. Step 3: Cross multiply
   12,196.24x = 18,295.28 × 5,270.72
4. Step 4: Simplify right side
   12,196.24x = 96,429,298.20
5. Step 5: Solve for x
   x = 96,429,298.20/12,196.24
6. Step 6: Final answer
   x = 7,906.48