Finding the Third Proportional to 613,536 and 1,312,356

Step by Step Solution

1. Step 1: Write the proportion equation
   613,536 : 1,312,356 = 1,312,356 : x
2. Step 2: Convert to fraction form
   613,536/1,312,356 = 1,312,356/x
3. Step 3: Cross multiply
   613,536x = 1,312,356 × 1,312,356
4. Step 4: Simplify right side
   613,536x = 1,722,278,270,736
5. Step 5: Solve for x
   x = 1,722,278,270,736/613,536
6. Step 6: Final answer
   x = 2,807,134.82