Finding the Third Proportional to 3,831,790 and 6,386,046

Step by Step Solution

1. Step 1: Write the proportion equation
   3,831,790 : 6,386,046 = 6,386,046 : x
2. Step 2: Convert to fraction form
   3,831,790/6,386,046 = 6,386,046/x
3. Step 3: Cross multiply
   3,831,790x = 6,386,046 × 6,386,046
4. Step 4: Simplify right side
   3,831,790x = 40,781,583,514,116
5. Step 5: Solve for x
   x = 40,781,583,514,116/3,831,790
6. Step 6: Final answer
   x = 10,642,958.91