Finding the Third Proportional to 15,931.69 and 22,276.27

Step by Step Solution

1. Step 1: Write the proportion equation
   15,931.69 : 22,276.27 = 22,276.27 : x
2. Step 2: Convert to fraction form
   15,931.69/22,276.27 = 22,276.27/x
3. Step 3: Cross multiply
   15,931.69x = 22,276.27 × 22,276.27
4. Step 4: Simplify right side
   15,931.69x = 496,232,010.20
5. Step 5: Solve for x
   x = 496,232,010.20/15,931.69
6. Step 6: Final answer
   x = 31,147.49