Finding the Third Proportional to 14,811 and 31,818

Step by Step Solution

1. Step 1: Write the proportion equation
   14,811 : 31,818 = 31,818 : x
2. Step 2: Convert to fraction form
   14,811/31,818 = 31,818/x
3. Step 3: Cross multiply
   14,811x = 31,818 × 31,818
4. Step 4: Simplify right side
   14,811x = 1,012,385,124
5. Step 5: Solve for x
   x = 1,012,385,124/14,811
6. Step 6: Final answer
   x = 68,353.60