Finding the Third Proportional to 67,760 and 148,606

Step by Step Solution

1. Step 1: Write the proportion equation
   67,760 : 148,606 = 148,606 : x
2. Step 2: Convert to fraction form
   67,760/148,606 = 148,606/x
3. Step 3: Cross multiply
   67,760x = 148,606 × 148,606
4. Step 4: Simplify right side
   67,760x = 22,083,743,236
5. Step 5: Solve for x
   x = 22,083,743,236/67,760
6. Step 6: Final answer
   x = 325,911.20