Finding the Third Proportional to 3,171,642 and 4,831,818

Step by Step Solution

1. Step 1: Write the proportion equation
   3,171,642 : 4,831,818 = 4,831,818 : x
2. Step 2: Convert to fraction form
   3,171,642/4,831,818 = 4,831,818/x
3. Step 3: Cross multiply
   3,171,642x = 4,831,818 × 4,831,818
4. Step 4: Simplify right side
   3,171,642x = 23,346,465,185,124
5. Step 5: Solve for x
   x = 23,346,465,185,124/3,171,642
6. Step 6: Final answer
   x = 7,361,002.66