Finding the Third Proportional to 12,416.50 and 25,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,416.50 : 25,379.50 = 25,379.50 : x
2. Step 2: Convert to fraction form
   12,416.50/25,379.50 = 25,379.50/x
3. Step 3: Cross multiply
   12,416.50x = 25,379.50 × 25,379.50
4. Step 4: Simplify right side
   12,416.50x = 644,119,020.25
5. Step 5: Solve for x
   x = 644,119,020.25/12,416.50
6. Step 6: Final answer
   x = 51,876.05