Finding the Third Proportional to 150,636 and 214,152.75

Step by Step Solution

1. Step 1: Write the proportion equation
   150,636 : 214,152.75 = 214,152.75 : x
2. Step 2: Convert to fraction form
   150,636/214,152.75 = 214,152.75/x
3. Step 3: Cross multiply
   150,636x = 214,152.75 × 214,152.75
4. Step 4: Simplify right side
   150,636x = 45,861,400,332.56
5. Step 5: Solve for x
   x = 45,861,400,332.56/150,636
6. Step 6: Final answer
   x = 304,451.79