Finding the Third Proportional to 3,451,898 and 5,175,255

Step by Step Solution

1. Step 1: Write the proportion equation
   3,451,898 : 5,175,255 = 5,175,255 : x
2. Step 2: Convert to fraction form
   3,451,898/5,175,255 = 5,175,255/x
3. Step 3: Cross multiply
   3,451,898x = 5,175,255 × 5,175,255
4. Step 4: Simplify right side
   3,451,898x = 26,783,264,315,025
5. Step 5: Solve for x
   x = 26,783,264,315,025/3,451,898
6. Step 6: Final answer
   x = 7,758,996.45