Finding the Third Proportional to 99.98 and 150.61

Step by Step Solution

1. Step 1: Write the proportion equation
   99.98 : 150.61 = 150.61 : x
2. Step 2: Convert to fraction form
   99.98/150.61 = 150.61/x
3. Step 3: Cross multiply
   99.98x = 150.61 × 150.61
4. Step 4: Simplify right side
   99.98x = 22,683.18
5. Step 5: Solve for x
   x = 22,683.18/99.98
6. Step 6: Final answer
   x = 226.87