Finding the Third Proportional to 2,831,586 and 6,113,964

Step by Step Solution

1. Step 1: Write the proportion equation
   2,831,586 : 6,113,964 = 6,113,964 : x
2. Step 2: Convert to fraction form
   2,831,586/6,113,964 = 6,113,964/x
3. Step 3: Cross multiply
   2,831,586x = 6,113,964 × 6,113,964
4. Step 4: Simplify right side
   2,831,586x = 37,380,555,793,296
5. Step 5: Solve for x
   x = 37,380,555,793,296/2,831,586
6. Step 6: Final answer
   x = 13,201,278.65