Finding the Third Proportional to 2,290,913 and 5,175,905

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,913 : 5,175,905 = 5,175,905 : x
2. Step 2: Convert to fraction form
   2,290,913/5,175,905 = 5,175,905/x
3. Step 3: Cross multiply
   2,290,913x = 5,175,905 × 5,175,905
4. Step 4: Simplify right side
   2,290,913x = 26,789,992,569,025
5. Step 5: Solve for x
   x = 26,789,992,569,025/2,290,913
6. Step 6: Final answer
   x = 11,694,024.42