Finding the Third Proportional to 14,688.50 and 31,051

Step by Step Solution

1. Step 1: Write the proportion equation
   14,688.50 : 31,051 = 31,051 : x
2. Step 2: Convert to fraction form
   14,688.50/31,051 = 31,051/x
3. Step 3: Cross multiply
   14,688.50x = 31,051 × 31,051
4. Step 4: Simplify right side
   14,688.50x = 964,164,601
5. Step 5: Solve for x
   x = 964,164,601/14,688.50
6. Step 6: Final answer
   x = 65,640.78