Finding the Third Proportional to 32,707 and 70,640

Step by Step Solution

1. Step 1: Write the proportion equation
   32,707 : 70,640 = 70,640 : x
2. Step 2: Convert to fraction form
   32,707/70,640 = 70,640/x
3. Step 3: Cross multiply
   32,707x = 70,640 × 70,640
4. Step 4: Simplify right side
   32,707x = 4,990,009,600
5. Step 5: Solve for x
   x = 4,990,009,600/32,707
6. Step 6: Final answer
   x = 152,567.02