Finding the Third Proportional to 21,471.75 and 31,500

Step by Step Solution

1. Step 1: Write the proportion equation
   21,471.75 : 31,500 = 31,500 : x
2. Step 2: Convert to fraction form
   21,471.75/31,500 = 31,500/x
3. Step 3: Cross multiply
   21,471.75x = 31,500 × 31,500
4. Step 4: Simplify right side
   21,471.75x = 992,250,000
5. Step 5: Solve for x
   x = 992,250,000/21,471.75
6. Step 6: Final answer
   x = 46,211.88