Finding the Third Proportional to 273,811 and 599,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   273,811 : 599,238.50 = 599,238.50 : x
2. Step 2: Convert to fraction form
   273,811/599,238.50 = 599,238.50/x
3. Step 3: Cross multiply
   273,811x = 599,238.50 × 599,238.50
4. Step 4: Simplify right side
   273,811x = 359,086,779,882.25
5. Step 5: Solve for x
   x = 359,086,779,882.25/273,811
6. Step 6: Final answer
   x = 1,311,440.30