Finding the Third Proportional to 21,586.50 and 31,551.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,586.50 : 31,551.75 = 31,551.75 : x
2. Step 2: Convert to fraction form
   21,586.50/31,551.75 = 31,551.75/x
3. Step 3: Cross multiply
   21,586.50x = 31,551.75 × 31,551.75
4. Step 4: Simplify right side
   21,586.50x = 995,512,928.06
5. Step 5: Solve for x
   x = 995,512,928.06/21,586.50
6. Step 6: Final answer
   x = 46,117.38