Finding the Third Proportional to 613,234 and 1,340,468

Step by Step Solution

1. Step 1: Write the proportion equation
   613,234 : 1,340,468 = 1,340,468 : x
2. Step 2: Convert to fraction form
   613,234/1,340,468 = 1,340,468/x
3. Step 3: Cross multiply
   613,234x = 1,340,468 × 1,340,468
4. Step 4: Simplify right side
   613,234x = 1,796,854,459,024
5. Step 5: Solve for x
   x = 1,796,854,459,024/613,234
6. Step 6: Final answer
   x = 2,930,128.56