Finding the Third Proportional to 97.03 and 142.80

Step by Step Solution

1. Step 1: Write the proportion equation
   97.03 : 142.80 = 142.80 : x
2. Step 2: Convert to fraction form
   97.03/142.80 = 142.80/x
3. Step 3: Cross multiply
   97.03x = 142.80 × 142.80
4. Step 4: Simplify right side
   97.03x = 20,393.18
5. Step 5: Solve for x
   x = 20,393.18/97.03
6. Step 6: Final answer
   x = 210.17