Finding the Third Proportional to 169,422 and 262,500

Step by Step Solution

1. Step 1: Write the proportion equation
   169,422 : 262,500 = 262,500 : x
2. Step 2: Convert to fraction form
   169,422/262,500 = 262,500/x
3. Step 3: Cross multiply
   169,422x = 262,500 × 262,500
4. Step 4: Simplify right side
   169,422x = 68,906,250,000
5. Step 5: Solve for x
   x = 68,906,250,000/169,422
6. Step 6: Final answer
   x = 406,713.71