Finding the Third Proportional to 1,835,580 and 3,936,876

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,580 : 3,936,876 = 3,936,876 : x
2. Step 2: Convert to fraction form
   1,835,580/3,936,876 = 3,936,876/x
3. Step 3: Cross multiply
   1,835,580x = 3,936,876 × 3,936,876
4. Step 4: Simplify right side
   1,835,580x = 15,498,992,639,376
5. Step 5: Solve for x
   x = 15,498,992,639,376/1,835,580
6. Step 6: Final answer
   x = 8,443,648.68