Finding the Third Proportional to 14,685,623 and 31,811,979

Step by Step Solution

1. Step 1: Write the proportion equation
   14,685,623 : 31,811,979 = 31,811,979 : x
2. Step 2: Convert to fraction form
   14,685,623/31,811,979 = 31,811,979/x
3. Step 3: Cross multiply
   14,685,623x = 31,811,979 × 31,811,979
4. Step 4: Simplify right side
   14,685,623x = 1,012,002,007,896,441
5. Step 5: Solve for x
   x = 1,012,002,007,896,441/14,685,623
6. Step 6: Final answer
   x = 68,911,070.91