Finding the Third Proportional to 613,654 and 1,312,604

Step by Step Solution

1. Step 1: Write the proportion equation
   613,654 : 1,312,604 = 1,312,604 : x
2. Step 2: Convert to fraction form
   613,654/1,312,604 = 1,312,604/x
3. Step 3: Cross multiply
   613,654x = 1,312,604 × 1,312,604
4. Step 4: Simplify right side
   613,654x = 1,722,929,260,816
5. Step 5: Solve for x
   x = 1,722,929,260,816/613,654
6. Step 6: Final answer
   x = 2,807,655.88