Finding the Third Proportional to 778,976 and 1,702,144

Step by Step Solution

1. Step 1: Write the proportion equation
   778,976 : 1,702,144 = 1,702,144 : x
2. Step 2: Convert to fraction form
   778,976/1,702,144 = 1,702,144/x
3. Step 3: Cross multiply
   778,976x = 1,702,144 × 1,702,144
4. Step 4: Simplify right side
   778,976x = 2,897,294,196,736
5. Step 5: Solve for x
   x = 2,897,294,196,736/778,976
6. Step 6: Final answer
   x = 3,719,362.59