Finding the Fourth Proportional to 7,110.72, 10,668.30 and 2,952.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,110.72 : 10,668.30 = 2,952.72 : x
2. Step 2: Convert to fraction form
   7,110.72/10,668.30 = 2,952.72/x
3. Step 3: Cross multiply
   7,110.72x = 10,668.30 × 2,952.72
4. Step 4: Simplify right side
   7,110.72x = 31,500,502.78
5. Step 5: Solve for x
   x = 31,500,502.78/7,110.72
6. Step 6: Final answer
   x = 4,430.00