Finding the Fourth Proportional to 9,180.46, 12,669.24 and 5,202.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,180.46 : 12,669.24 = 5,202.42 : x
2. Step 2: Convert to fraction form
   9,180.46/12,669.24 = 5,202.42/x
3. Step 3: Cross multiply
   9,180.46x = 12,669.24 × 5,202.42
4. Step 4: Simplify right side
   9,180.46x = 65,910,707.56
5. Step 5: Solve for x
   x = 65,910,707.56/9,180.46
6. Step 6: Final answer
   x = 7,179.46