Finding the Third Proportional to 12,403 and 25,465

Step by Step Solution

1. Step 1: Write the proportion equation
   12,403 : 25,465 = 25,465 : x
2. Step 2: Convert to fraction form
   12,403/25,465 = 25,465/x
3. Step 3: Cross multiply
   12,403x = 25,465 × 25,465
4. Step 4: Simplify right side
   12,403x = 648,466,225
5. Step 5: Solve for x
   x = 648,466,225/12,403
6. Step 6: Final answer
   x = 52,283.01