Finding the Third Proportional to 33,912 and 70,920

Step by Step Solution

1. Step 1: Write the proportion equation
   33,912 : 70,920 = 70,920 : x
2. Step 2: Convert to fraction form
   33,912/70,920 = 70,920/x
3. Step 3: Cross multiply
   33,912x = 70,920 × 70,920
4. Step 4: Simplify right side
   33,912x = 5,029,646,400
5. Step 5: Solve for x
   x = 5,029,646,400/33,912
6. Step 6: Final answer
   x = 148,314.65