Finding the Third Proportional to 50.50 and 70.48

Step by Step Solution

1. Step 1: Write the proportion equation
   50.50 : 70.48 = 70.48 : x
2. Step 2: Convert to fraction form
   50.50/70.48 = 70.48/x
3. Step 3: Cross multiply
   50.50x = 70.48 × 70.48
4. Step 4: Simplify right side
   50.50x = 4,968.05
5. Step 5: Solve for x
   x = 4,968.05/50.50
6. Step 6: Final answer
   x = 98.38