Finding the Third Proportional to 70.83 and 168.07

Step by Step Solution

1. Step 1: Write the proportion equation
   70.83 : 168.07 = 168.07 : x
2. Step 2: Convert to fraction form
   70.83/168.07 = 168.07/x
3. Step 3: Cross multiply
   70.83x = 168.07 × 168.07
4. Step 4: Simplify right side
   70.83x = 28,247.63
5. Step 5: Solve for x
   x = 28,247.63/70.83
6. Step 6: Final answer
   x = 398.82