Finding the Third Proportional to 603,656 and 1,312,144

Step by Step Solution

1. Step 1: Write the proportion equation
   603,656 : 1,312,144 = 1,312,144 : x
2. Step 2: Convert to fraction form
   603,656/1,312,144 = 1,312,144/x
3. Step 3: Cross multiply
   603,656x = 1,312,144 × 1,312,144
4. Step 4: Simplify right side
   603,656x = 1,721,721,876,736
5. Step 5: Solve for x
   x = 1,721,721,876,736/603,656
6. Step 6: Final answer
   x = 2,852,157.32