Finding the Third Proportional to 40,722.75 and 89,687.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,722.75 : 89,687.25 = 89,687.25 : x
2. Step 2: Convert to fraction form
   40,722.75/89,687.25 = 89,687.25/x
3. Step 3: Cross multiply
   40,722.75x = 89,687.25 × 89,687.25
4. Step 4: Simplify right side
   40,722.75x = 8,043,802,812.56
5. Step 5: Solve for x
   x = 8,043,802,812.56/40,722.75
6. Step 6: Final answer
   x = 197,526.02