Finding the Third Proportional to 150,267 and 351,199.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,267 : 351,199.50 = 351,199.50 : x
2. Step 2: Convert to fraction form
   150,267/351,199.50 = 351,199.50/x
3. Step 3: Cross multiply
   150,267x = 351,199.50 × 351,199.50
4. Step 4: Simplify right side
   150,267x = 123,341,088,800.25
5. Step 5: Solve for x
   x = 123,341,088,800.25/150,267
6. Step 6: Final answer
   x = 820,812.88