Finding the Third Proportional to 33,380 and 70,810

Step by Step Solution

1. Step 1: Write the proportion equation
   33,380 : 70,810 = 70,810 : x
2. Step 2: Convert to fraction form
   33,380/70,810 = 70,810/x
3. Step 3: Cross multiply
   33,380x = 70,810 × 70,810
4. Step 4: Simplify right side
   33,380x = 5,014,056,100
5. Step 5: Solve for x
   x = 5,014,056,100/33,380
6. Step 6: Final answer
   x = 150,211.39