Finding the Third Proportional to 32,480 and 70,912

Step by Step Solution

1. Step 1: Write the proportion equation
   32,480 : 70,912 = 70,912 : x
2. Step 2: Convert to fraction form
   32,480/70,912 = 70,912/x
3. Step 3: Cross multiply
   32,480x = 70,912 × 70,912
4. Step 4: Simplify right side
   32,480x = 5,028,511,744
5. Step 5: Solve for x
   x = 5,028,511,744/32,480
6. Step 6: Final answer
   x = 154,818.71