Finding the Third Proportional to 2,689,440 and 5,826,888

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689,440 : 5,826,888 = 5,826,888 : x
2. Step 2: Convert to fraction form
   2,689,440/5,826,888 = 5,826,888/x
3. Step 3: Cross multiply
   2,689,440x = 5,826,888 × 5,826,888
4. Step 4: Simplify right side
   2,689,440x = 33,952,623,764,544
5. Step 5: Solve for x
   x = 33,952,623,764,544/2,689,440
6. Step 6: Final answer
   x = 12,624,421.35