Finding the Third Proportional to 2,591,756 and 5,655,889

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,756 : 5,655,889 = 5,655,889 : x
2. Step 2: Convert to fraction form
   2,591,756/5,655,889 = 5,655,889/x
3. Step 3: Cross multiply
   2,591,756x = 5,655,889 × 5,655,889
4. Step 4: Simplify right side
   2,591,756x = 31,989,080,380,321
5. Step 5: Solve for x
   x = 31,989,080,380,321/2,591,756
6. Step 6: Final answer
   x = 12,342,628.08