Finding the Third Proportional to 613,748 and 1,312,784

Step by Step Solution

1. Step 1: Write the proportion equation
   613,748 : 1,312,784 = 1,312,784 : x
2. Step 2: Convert to fraction form
   613,748/1,312,784 = 1,312,784/x
3. Step 3: Cross multiply
   613,748x = 1,312,784 × 1,312,784
4. Step 4: Simplify right side
   613,748x = 1,723,401,830,656
5. Step 5: Solve for x
   x = 1,723,401,830,656/613,748
6. Step 6: Final answer
   x = 2,807,995.84