Finding the Third Proportional to 70.25 and 118.63

Step by Step Solution

1. Step 1: Write the proportion equation
   70.25 : 118.63 = 118.63 : x
2. Step 2: Convert to fraction form
   70.25/118.63 = 118.63/x
3. Step 3: Cross multiply
   70.25x = 118.63 × 118.63
4. Step 4: Simplify right side
   70.25x = 14,071.89
5. Step 5: Solve for x
   x = 14,071.89/70.25
6. Step 6: Final answer
   x = 200.31