Finding the Third Proportional to 36,239.72 and 73,453.13

Step by Step Solution

1. Step 1: Write the proportion equation
   36,239.72 : 73,453.13 = 73,453.13 : x
2. Step 2: Convert to fraction form
   36,239.72/73,453.13 = 73,453.13/x
3. Step 3: Cross multiply
   36,239.72x = 73,453.13 × 73,453.13
4. Step 4: Simplify right side
   36,239.72x = 5,395,361,572.27
5. Step 5: Solve for x
   x = 5,395,361,572.27/36,239.72
6. Step 6: Final answer
   x = 148,879.79