Finding the Third Proportional to 68.98 and 152.82

Step by Step Solution

1. Step 1: Write the proportion equation
   68.98 : 152.82 = 152.82 : x
2. Step 2: Convert to fraction form
   68.98/152.82 = 152.82/x
3. Step 3: Cross multiply
   68.98x = 152.82 × 152.82
4. Step 4: Simplify right side
   68.98x = 23,355.24
5. Step 5: Solve for x
   x = 23,355.24/68.98
6. Step 6: Final answer
   x = 338.60