Finding the Fourth Proportional to 7,290.24, 10,061.52 and 4,146.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,290.24 : 10,061.52 = 4,146.72 : x
2. Step 2: Convert to fraction form
   7,290.24/10,061.52 = 4,146.72/x
3. Step 3: Cross multiply
   7,290.24x = 10,061.52 × 4,146.72
4. Step 4: Simplify right side
   7,290.24x = 41,722,306.21
5. Step 5: Solve for x
   x = 41,722,306.21/7,290.24
6. Step 6: Final answer
   x = 5,723.04