Finding the Third Proportional to 12,348 and 17,645

Step by Step Solution

1. Step 1: Write the proportion equation
   12,348 : 17,645 = 17,645 : x
2. Step 2: Convert to fraction form
   12,348/17,645 = 17,645/x
3. Step 3: Cross multiply
   12,348x = 17,645 × 17,645
4. Step 4: Simplify right side
   12,348x = 311,346,025
5. Step 5: Solve for x
   x = 311,346,025/12,348
6. Step 6: Final answer
   x = 25,214.29