Finding the Third Proportional to 20,063 and 42,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,063 : 42,717.50 = 42,717.50 : x
2. Step 2: Convert to fraction form
   20,063/42,717.50 = 42,717.50/x
3. Step 3: Cross multiply
   20,063x = 42,717.50 × 42,717.50
4. Step 4: Simplify right side
   20,063x = 1,824,784,806.25
5. Step 5: Solve for x
   x = 1,824,784,806.25/20,063
6. Step 6: Final answer
   x = 90,952.74