Finding the Third Proportional to 14,685,618 and 31,811,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,685,618 : 31,811,968.50 = 31,811,968.50 : x
2. Step 2: Convert to fraction form
   14,685,618/31,811,968.50 = 31,811,968.50/x
3. Step 3: Cross multiply
   14,685,618x = 31,811,968.50 × 31,811,968.50
4. Step 4: Simplify right side
   14,685,618x = 1,012,001,339,844,992.25
5. Step 5: Solve for x
   x = 1,012,001,339,844,992.25/14,685,618
6. Step 6: Final answer
   x = 68,911,048.88