Finding the Third Proportional to 179,892 and 259,890

Step by Step Solution

1. Step 1: Write the proportion equation
   179,892 : 259,890 = 259,890 : x
2. Step 2: Convert to fraction form
   179,892/259,890 = 259,890/x
3. Step 3: Cross multiply
   179,892x = 259,890 × 259,890
4. Step 4: Simplify right side
   179,892x = 67,542,812,100
5. Step 5: Solve for x
   x = 67,542,812,100/179,892
6. Step 6: Final answer
   x = 375,463.12