Finding the Third Proportional to 680,436 and 1,479,096

Step by Step Solution

1. Step 1: Write the proportion equation
   680,436 : 1,479,096 = 1,479,096 : x
2. Step 2: Convert to fraction form
   680,436/1,479,096 = 1,479,096/x
3. Step 3: Cross multiply
   680,436x = 1,479,096 × 1,479,096
4. Step 4: Simplify right side
   680,436x = 2,187,724,977,216
5. Step 5: Solve for x
   x = 2,187,724,977,216/680,436
6. Step 6: Final answer
   x = 3,215,181.12