Finding the Third Proportional to 70,748 and 152,548

Step by Step Solution

1. Step 1: Write the proportion equation
   70,748 : 152,548 = 152,548 : x
2. Step 2: Convert to fraction form
   70,748/152,548 = 152,548/x
3. Step 3: Cross multiply
   70,748x = 152,548 × 152,548
4. Step 4: Simplify right side
   70,748x = 23,270,892,304
5. Step 5: Solve for x
   x = 23,270,892,304/70,748
6. Step 6: Final answer
   x = 328,926.50