Finding the Third Proportional to 14,304,878 and 31,031,788

Step by Step Solution

1. Step 1: Write the proportion equation
   14,304,878 : 31,031,788 = 31,031,788 : x
2. Step 2: Convert to fraction form
   14,304,878/31,031,788 = 31,031,788/x
3. Step 3: Cross multiply
   14,304,878x = 31,031,788 × 31,031,788
4. Step 4: Simplify right side
   14,304,878x = 962,971,866,476,944
5. Step 5: Solve for x
   x = 962,971,866,476,944/14,304,878
6. Step 6: Final answer
   x = 67,317,726.62