Finding the Third Proportional to 32,878.50 and 71,908.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,878.50 : 71,908.50 = 71,908.50 : x
2. Step 2: Convert to fraction form
   32,878.50/71,908.50 = 71,908.50/x
3. Step 3: Cross multiply
   32,878.50x = 71,908.50 × 71,908.50
4. Step 4: Simplify right side
   32,878.50x = 5,170,832,372.25
5. Step 5: Solve for x
   x = 5,170,832,372.25/32,878.50
6. Step 6: Final answer
   x = 157,270.93