Finding the Third Proportional to 778,863 and 1,674,068

Step by Step Solution

1. Step 1: Write the proportion equation
   778,863 : 1,674,068 = 1,674,068 : x
2. Step 2: Convert to fraction form
   778,863/1,674,068 = 1,674,068/x
3. Step 3: Cross multiply
   778,863x = 1,674,068 × 1,674,068
4. Step 4: Simplify right side
   778,863x = 2,802,503,668,624
5. Step 5: Solve for x
   x = 2,802,503,668,624/778,863
6. Step 6: Final answer
   x = 3,598,198.49