Finding the Third Proportional to 20,968.50 and 28,494

Step by Step Solution

1. Step 1: Write the proportion equation
   20,968.50 : 28,494 = 28,494 : x
2. Step 2: Convert to fraction form
   20,968.50/28,494 = 28,494/x
3. Step 3: Cross multiply
   20,968.50x = 28,494 × 28,494
4. Step 4: Simplify right side
   20,968.50x = 811,908,036
5. Step 5: Solve for x
   x = 811,908,036/20,968.50
6. Step 6: Final answer
   x = 38,720.37