Finding the Third Proportional to 10,300.50 and 20,616.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,300.50 : 20,616.19 = 20,616.19 : x
2. Step 2: Convert to fraction form
   10,300.50/20,616.19 = 20,616.19/x
3. Step 3: Cross multiply
   10,300.50x = 20,616.19 × 20,616.19
4. Step 4: Simplify right side
   10,300.50x = 425,027,187.04
5. Step 5: Solve for x
   x = 425,027,187.04/10,300.50
6. Step 6: Final answer
   x = 41,262.77