Finding the Third Proportional to 2,020.50 and 3,116.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.50 : 3,116.25 = 3,116.25 : x
2. Step 2: Convert to fraction form
   2,020.50/3,116.25 = 3,116.25/x
3. Step 3: Cross multiply
   2,020.50x = 3,116.25 × 3,116.25
4. Step 4: Simplify right side
   2,020.50x = 9,711,014.06
5. Step 5: Solve for x
   x = 9,711,014.06/2,020.50
6. Step 6: Final answer
   x = 4,806.24