Finding the Third Proportional to 70,400 and 146,604

Step by Step Solution

1. Step 1: Write the proportion equation
   70,400 : 146,604 = 146,604 : x
2. Step 2: Convert to fraction form
   70,400/146,604 = 146,604/x
3. Step 3: Cross multiply
   70,400x = 146,604 × 146,604
4. Step 4: Simplify right side
   70,400x = 21,492,732,816
5. Step 5: Solve for x
   x = 21,492,732,816/70,400
6. Step 6: Final answer
   x = 305,294.50