Finding the Third Proportional to 70,993 and 152,920

Step by Step Solution

1. Step 1: Write the proportion equation
   70,993 : 152,920 = 152,920 : x
2. Step 2: Convert to fraction form
   70,993/152,920 = 152,920/x
3. Step 3: Cross multiply
   70,993x = 152,920 × 152,920
4. Step 4: Simplify right side
   70,993x = 23,384,526,400
5. Step 5: Solve for x
   x = 23,384,526,400/70,993
6. Step 6: Final answer
   x = 329,392.00