Finding the Third Proportional to 12,308.50 and 25,343

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.50 : 25,343 = 25,343 : x
2. Step 2: Convert to fraction form
   12,308.50/25,343 = 25,343/x
3. Step 3: Cross multiply
   12,308.50x = 25,343 × 25,343
4. Step 4: Simplify right side
   12,308.50x = 642,267,649
5. Step 5: Solve for x
   x = 642,267,649/12,308.50
6. Step 6: Final answer
   x = 52,180.82