Finding the Third Proportional to 1,068,424 and 1,663,912

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068,424 : 1,663,912 = 1,663,912 : x
2. Step 2: Convert to fraction form
   1,068,424/1,663,912 = 1,663,912/x
3. Step 3: Cross multiply
   1,068,424x = 1,663,912 × 1,663,912
4. Step 4: Simplify right side
   1,068,424x = 2,768,603,143,744
5. Step 5: Solve for x
   x = 2,768,603,143,744/1,068,424
6. Step 6: Final answer
   x = 2,591,296.29