Finding the Third Proportional to 677,676 and 1,411,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   677,676 : 1,411,535.50 = 1,411,535.50 : x
2. Step 2: Convert to fraction form
   677,676/1,411,535.50 = 1,411,535.50/x
3. Step 3: Cross multiply
   677,676x = 1,411,535.50 × 1,411,535.50
4. Step 4: Simplify right side
   677,676x = 1,992,432,467,760.25
5. Step 5: Solve for x
   x = 1,992,432,467,760.25/677,676
6. Step 6: Final answer
   x = 2,940,095.96