Finding the Third Proportional to 20,215.50 and 43,202.63

Step by Step Solution

1. Step 1: Write the proportion equation
   20,215.50 : 43,202.63 = 43,202.63 : x
2. Step 2: Convert to fraction form
   20,215.50/43,202.63 = 43,202.63/x
3. Step 3: Cross multiply
   20,215.50x = 43,202.63 × 43,202.63
4. Step 4: Simplify right side
   20,215.50x = 1,866,466,806.89
5. Step 5: Solve for x
   x = 1,866,466,806.89/20,215.50
6. Step 6: Final answer
   x = 92,328.50