Finding the Third Proportional to 67,910 and 147,626

Step by Step Solution

1. Step 1: Write the proportion equation
   67,910 : 147,626 = 147,626 : x
2. Step 2: Convert to fraction form
   67,910/147,626 = 147,626/x
3. Step 3: Cross multiply
   67,910x = 147,626 × 147,626
4. Step 4: Simplify right side
   67,910x = 21,793,435,876
5. Step 5: Solve for x
   x = 21,793,435,876/67,910
6. Step 6: Final answer
   x = 320,916.45