Finding the Third Proportional to 2,290,911 and 5,175,900

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,911 : 5,175,900 = 5,175,900 : x
2. Step 2: Convert to fraction form
   2,290,911/5,175,900 = 5,175,900/x
3. Step 3: Cross multiply
   2,290,911x = 5,175,900 × 5,175,900
4. Step 4: Simplify right side
   2,290,911x = 26,789,940,810,000
5. Step 5: Solve for x
   x = 26,789,940,810,000/2,290,911
6. Step 6: Final answer
   x = 11,694,012.04