Finding the Third Proportional to 9,045 and 12,258

Step by Step Solution

1. Step 1: Write the proportion equation
   9,045 : 12,258 = 12,258 : x
2. Step 2: Convert to fraction form
   9,045/12,258 = 12,258/x
3. Step 3: Cross multiply
   9,045x = 12,258 × 12,258
4. Step 4: Simplify right side
   9,045x = 150,258,564
5. Step 5: Solve for x
   x = 150,258,564/9,045
6. Step 6: Final answer
   x = 16,612.33