Finding the Third Proportional to 72,630 and 112,164

Step by Step Solution

1. Step 1: Write the proportion equation
   72,630 : 112,164 = 112,164 : x
2. Step 2: Convert to fraction form
   72,630/112,164 = 112,164/x
3. Step 3: Cross multiply
   72,630x = 112,164 × 112,164
4. Step 4: Simplify right side
   72,630x = 12,580,762,896
5. Step 5: Solve for x
   x = 12,580,762,896/72,630
6. Step 6: Final answer
   x = 173,217.17