Finding the Third Proportional to 107,518.50 and 150,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,518.50 : 150,379.50 = 150,379.50 : x
2. Step 2: Convert to fraction form
   107,518.50/150,379.50 = 150,379.50/x
3. Step 3: Cross multiply
   107,518.50x = 150,379.50 × 150,379.50
4. Step 4: Simplify right side
   107,518.50x = 22,613,994,020.25
5. Step 5: Solve for x
   x = 22,613,994,020.25/107,518.50
6. Step 6: Final answer
   x = 210,326.54