Finding the Third Proportional to 779,292 and 1,678,968

Step by Step Solution

1. Step 1: Write the proportion equation
   779,292 : 1,678,968 = 1,678,968 : x
2. Step 2: Convert to fraction form
   779,292/1,678,968 = 1,678,968/x
3. Step 3: Cross multiply
   779,292x = 1,678,968 × 1,678,968
4. Step 4: Simplify right side
   779,292x = 2,818,933,545,024
5. Step 5: Solve for x
   x = 2,818,933,545,024/779,292
6. Step 6: Final answer
   x = 3,617,300.76