Finding the Third Proportional to 14,802.50 and 31,801

Step by Step Solution

1. Step 1: Write the proportion equation
   14,802.50 : 31,801 = 31,801 : x
2. Step 2: Convert to fraction form
   14,802.50/31,801 = 31,801/x
3. Step 3: Cross multiply
   14,802.50x = 31,801 × 31,801
4. Step 4: Simplify right side
   14,802.50x = 1,011,303,601
5. Step 5: Solve for x
   x = 1,011,303,601/14,802.50
6. Step 6: Final answer
   x = 68,319.78