Finding the Third Proportional to 14,483,756 and 31,458,643

Step by Step Solution

1. Step 1: Write the proportion equation
   14,483,756 : 31,458,643 = 31,458,643 : x
2. Step 2: Convert to fraction form
   14,483,756/31,458,643 = 31,458,643/x
3. Step 3: Cross multiply
   14,483,756x = 31,458,643 × 31,458,643
4. Step 4: Simplify right side
   14,483,756x = 989,646,219,401,449
5. Step 5: Solve for x
   x = 989,646,219,401,449/14,483,756
6. Step 6: Final answer
   x = 68,328,009.63