Finding the Third Proportional to 2,174,874 and 5,117,073

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174,874 : 5,117,073 = 5,117,073 : x
2. Step 2: Convert to fraction form
   2,174,874/5,117,073 = 5,117,073/x
3. Step 3: Cross multiply
   2,174,874x = 5,117,073 × 5,117,073
4. Step 4: Simplify right side
   2,174,874x = 26,184,436,087,329
5. Step 5: Solve for x
   x = 26,184,436,087,329/2,174,874
6. Step 6: Final answer
   x = 12,039,518.65