Finding the Third Proportional to 12,408 and 23,360

Step by Step Solution

1. Step 1: Write the proportion equation
   12,408 : 23,360 = 23,360 : x
2. Step 2: Convert to fraction form
   12,408/23,360 = 23,360/x
3. Step 3: Cross multiply
   12,408x = 23,360 × 23,360
4. Step 4: Simplify right side
   12,408x = 545,689,600
5. Step 5: Solve for x
   x = 545,689,600/12,408
6. Step 6: Final answer
   x = 43,978.85