Finding the Third Proportional to 613,156 and 1,340,360

Step by Step Solution

1. Step 1: Write the proportion equation
   613,156 : 1,340,360 = 1,340,360 : x
2. Step 2: Convert to fraction form
   613,156/1,340,360 = 1,340,360/x
3. Step 3: Cross multiply
   613,156x = 1,340,360 × 1,340,360
4. Step 4: Simplify right side
   613,156x = 1,796,564,929,600
5. Step 5: Solve for x
   x = 1,796,564,929,600/613,156
6. Step 6: Final answer
   x = 2,930,029.11