Finding the Third Proportional to 73,645.50 and 112,608

Step by Step Solution

1. Step 1: Write the proportion equation
   73,645.50 : 112,608 = 112,608 : x
2. Step 2: Convert to fraction form
   73,645.50/112,608 = 112,608/x
3. Step 3: Cross multiply
   73,645.50x = 112,608 × 112,608
4. Step 4: Simplify right side
   73,645.50x = 12,680,561,664
5. Step 5: Solve for x
   x = 12,680,561,664/73,645.50
6. Step 6: Final answer
   x = 172,183.79