Finding the Third Proportional to 2,831,578 and 6,113,948

Step by Step Solution

1. Step 1: Write the proportion equation
   2,831,578 : 6,113,948 = 6,113,948 : x
2. Step 2: Convert to fraction form
   2,831,578/6,113,948 = 6,113,948/x
3. Step 3: Cross multiply
   2,831,578x = 6,113,948 × 6,113,948
4. Step 4: Simplify right side
   2,831,578x = 37,380,360,146,704
5. Step 5: Solve for x
   x = 37,380,360,146,704/2,831,578
6. Step 6: Final answer
   x = 13,201,246.85