Finding the Third Proportional to 67,687 and 148,502

Step by Step Solution

1. Step 1: Write the proportion equation
   67,687 : 148,502 = 148,502 : x
2. Step 2: Convert to fraction form
   67,687/148,502 = 148,502/x
3. Step 3: Cross multiply
   67,687x = 148,502 × 148,502
4. Step 4: Simplify right side
   67,687x = 22,052,844,004
5. Step 5: Solve for x
   x = 22,052,844,004/67,687
6. Step 6: Final answer
   x = 325,806.20