Finding the Third Proportional to 1,680,928 and 2,515,452

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,928 : 2,515,452 = 2,515,452 : x
2. Step 2: Convert to fraction form
   1,680,928/2,515,452 = 2,515,452/x
3. Step 3: Cross multiply
   1,680,928x = 2,515,452 × 2,515,452
4. Step 4: Simplify right side
   1,680,928x = 6,327,498,764,304
5. Step 5: Solve for x
   x = 6,327,498,764,304/1,680,928
6. Step 6: Final answer
   x = 3,764,288.99