Finding the Third Proportional to 32,728.50 and 70,680.38

Step by Step Solution

1. Step 1: Write the proportion equation
   32,728.50 : 70,680.38 = 70,680.38 : x
2. Step 2: Convert to fraction form
   32,728.50/70,680.38 = 70,680.38/x
3. Step 3: Cross multiply
   32,728.50x = 70,680.38 × 70,680.38
4. Step 4: Simplify right side
   32,728.50x = 4,995,715,410.14
5. Step 5: Solve for x
   x = 4,995,715,410.14/32,728.50
6. Step 6: Final answer
   x = 152,641.14