Finding the Fourth Proportional to 9,216.92, 12,719.40 and 5,025.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,216.92 : 12,719.40 = 5,025.08 : x
2. Step 2: Convert to fraction form
   9,216.92/12,719.40 = 5,025.08/x
3. Step 3: Cross multiply
   9,216.92x = 12,719.40 × 5,025.08
4. Step 4: Simplify right side
   9,216.92x = 63,916,002.55
5. Step 5: Solve for x
   x = 63,916,002.55/9,216.92
6. Step 6: Final answer
   x = 6,934.64