Finding the Third Proportional to 301,731 and 661,494

Step by Step Solution

1. Step 1: Write the proportion equation
   301,731 : 661,494 = 661,494 : x
2. Step 2: Convert to fraction form
   301,731/661,494 = 661,494/x
3. Step 3: Cross multiply
   301,731x = 661,494 × 661,494
4. Step 4: Simplify right side
   301,731x = 437,574,312,036
5. Step 5: Solve for x
   x = 437,574,312,036/301,731
6. Step 6: Final answer
   x = 1,450,213.31