Finding the Third Proportional to 613,552 and 1,312,388

Step by Step Solution

1. Step 1: Write the proportion equation
   613,552 : 1,312,388 = 1,312,388 : x
2. Step 2: Convert to fraction form
   613,552/1,312,388 = 1,312,388/x
3. Step 3: Cross multiply
   613,552x = 1,312,388 × 1,312,388
4. Step 4: Simplify right side
   613,552x = 1,722,362,262,544
5. Step 5: Solve for x
   x = 1,722,362,262,544/613,552
6. Step 6: Final answer
   x = 2,807,198.51