Finding the Third Proportional to 33,485 and 70,418

Step by Step Solution

1. Step 1: Write the proportion equation
   33,485 : 70,418 = 70,418 : x
2. Step 2: Convert to fraction form
   33,485/70,418 = 70,418/x
3. Step 3: Cross multiply
   33,485x = 70,418 × 70,418
4. Step 4: Simplify right side
   33,485x = 4,958,694,724
5. Step 5: Solve for x
   x = 4,958,694,724/33,485
6. Step 6: Final answer
   x = 148,087.05