Finding the Third Proportional to 67,992 and 146,190

Step by Step Solution

1. Step 1: Write the proportion equation
   67,992 : 146,190 = 146,190 : x
2. Step 2: Convert to fraction form
   67,992/146,190 = 146,190/x
3. Step 3: Cross multiply
   67,992x = 146,190 × 146,190
4. Step 4: Simplify right side
   67,992x = 21,371,516,100
5. Step 5: Solve for x
   x = 21,371,516,100/67,992
6. Step 6: Final answer
   x = 314,323.98