Finding the Third Proportional to 112,677.50 and 168,665

Step by Step Solution

1. Step 1: Write the proportion equation
   112,677.50 : 168,665 = 168,665 : x
2. Step 2: Convert to fraction form
   112,677.50/168,665 = 168,665/x
3. Step 3: Cross multiply
   112,677.50x = 168,665 × 168,665
4. Step 4: Simplify right side
   112,677.50x = 28,447,882,225
5. Step 5: Solve for x
   x = 28,447,882,225/112,677.50
6. Step 6: Final answer
   x = 252,471.72