Finding the Third Proportional to 70,959 and 98,662.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,959 : 98,662.50 = 98,662.50 : x
2. Step 2: Convert to fraction form
   70,959/98,662.50 = 98,662.50/x
3. Step 3: Cross multiply
   70,959x = 98,662.50 × 98,662.50
4. Step 4: Simplify right side
   70,959x = 9,734,288,906.25
5. Step 5: Solve for x
   x = 9,734,288,906.25/70,959
6. Step 6: Final answer
   x = 137,181.88