Finding the Third Proportional to 3,454,875 and 7,131,042

Step by Step Solution

1. Step 1: Write the proportion equation
   3,454,875 : 7,131,042 = 7,131,042 : x
2. Step 2: Convert to fraction form
   3,454,875/7,131,042 = 7,131,042/x
3. Step 3: Cross multiply
   3,454,875x = 7,131,042 × 7,131,042
4. Step 4: Simplify right side
   3,454,875x = 50,851,760,005,764
5. Step 5: Solve for x
   x = 50,851,760,005,764/3,454,875
6. Step 6: Final answer
   x = 14,718,842.22