Finding the Third Proportional to 2,674,388 and 5,643,976

Step by Step Solution

1. Step 1: Write the proportion equation
   2,674,388 : 5,643,976 = 5,643,976 : x
2. Step 2: Convert to fraction form
   2,674,388/5,643,976 = 5,643,976/x
3. Step 3: Cross multiply
   2,674,388x = 5,643,976 × 5,643,976
4. Step 4: Simplify right side
   2,674,388x = 31,854,465,088,576
5. Step 5: Solve for x
   x = 31,854,465,088,576/2,674,388
6. Step 6: Final answer
   x = 11,910,936.29