Finding the Third Proportional to 23,422.50 and 31,668.75

Step by Step Solution

1. Step 1: Write the proportion equation
   23,422.50 : 31,668.75 = 31,668.75 : x
2. Step 2: Convert to fraction form
   23,422.50/31,668.75 = 31,668.75/x
3. Step 3: Cross multiply
   23,422.50x = 31,668.75 × 31,668.75
4. Step 4: Simplify right side
   23,422.50x = 1,002,909,726.56
5. Step 5: Solve for x
   x = 1,002,909,726.56/23,422.50
6. Step 6: Final answer
   x = 42,818.22