Finding the Third Proportional to 99,443.25 and 150,609.38

Step by Step Solution

1. Step 1: Write the proportion equation
   99,443.25 : 150,609.38 = 150,609.38 : x
2. Step 2: Convert to fraction form
   99,443.25/150,609.38 = 150,609.38/x
3. Step 3: Cross multiply
   99,443.25x = 150,609.38 × 150,609.38
4. Step 4: Simplify right side
   99,443.25x = 22,683,183,837.89
5. Step 5: Solve for x
   x = 22,683,183,837.89/99,443.25
6. Step 6: Final answer
   x = 228,101.80