Finding the Third Proportional to 112,436 and 168,600

Step by Step Solution

1. Step 1: Write the proportion equation
   112,436 : 168,600 = 168,600 : x
2. Step 2: Convert to fraction form
   112,436/168,600 = 168,600/x
3. Step 3: Cross multiply
   112,436x = 168,600 × 168,600
4. Step 4: Simplify right side
   112,436x = 28,425,960,000
5. Step 5: Solve for x
   x = 28,425,960,000/112,436
6. Step 6: Final answer
   x = 252,819.03