Finding the Third Proportional to 778,880 and 1,674,096

Step by Step Solution

1. Step 1: Write the proportion equation
   778,880 : 1,674,096 = 1,674,096 : x
2. Step 2: Convert to fraction form
   778,880/1,674,096 = 1,674,096/x
3. Step 3: Cross multiply
   778,880x = 1,674,096 × 1,674,096
4. Step 4: Simplify right side
   778,880x = 2,802,597,417,216
5. Step 5: Solve for x
   x = 2,802,597,417,216/778,880
6. Step 6: Final answer
   x = 3,598,240.32