Finding the Third Proportional to 13,948.50 and 30,661

Step by Step Solution

1. Step 1: Write the proportion equation
   13,948.50 : 30,661 = 30,661 : x
2. Step 2: Convert to fraction form
   13,948.50/30,661 = 30,661/x
3. Step 3: Cross multiply
   13,948.50x = 30,661 × 30,661
4. Step 4: Simplify right side
   13,948.50x = 940,096,921
5. Step 5: Solve for x
   x = 940,096,921/13,948.50
6. Step 6: Final answer
   x = 67,397.71