Finding the Third Proportional to 70,760 and 149,200

Step by Step Solution

1. Step 1: Write the proportion equation
   70,760 : 149,200 = 149,200 : x
2. Step 2: Convert to fraction form
   70,760/149,200 = 149,200/x
3. Step 3: Cross multiply
   70,760x = 149,200 × 149,200
4. Step 4: Simplify right side
   70,760x = 22,260,640,000
5. Step 5: Solve for x
   x = 22,260,640,000/70,760
6. Step 6: Final answer
   x = 314,593.56