Finding the Third Proportional to 1,900,826 and 3,936,387

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900,826 : 3,936,387 = 3,936,387 : x
2. Step 2: Convert to fraction form
   1,900,826/3,936,387 = 3,936,387/x
3. Step 3: Cross multiply
   1,900,826x = 3,936,387 × 3,936,387
4. Step 4: Simplify right side
   1,900,826x = 15,495,142,613,769
5. Step 5: Solve for x
   x = 15,495,142,613,769/1,900,826
6. Step 6: Final answer
   x = 8,151,794.33