Finding the Third Proportional to 613,238 and 1,340,476

Step by Step Solution

1. Step 1: Write the proportion equation
   613,238 : 1,340,476 = 1,340,476 : x
2. Step 2: Convert to fraction form
   613,238/1,340,476 = 1,340,476/x
3. Step 3: Cross multiply
   613,238x = 1,340,476 × 1,340,476
4. Step 4: Simplify right side
   613,238x = 1,796,875,906,576
5. Step 5: Solve for x
   x = 1,796,875,906,576/613,238
6. Step 6: Final answer
   x = 2,930,144.42