Finding the Third Proportional to 9,958.50 and 13,956.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,958.50 : 13,956.75 = 13,956.75 : x
2. Step 2: Convert to fraction form
   9,958.50/13,956.75 = 13,956.75/x
3. Step 3: Cross multiply
   9,958.50x = 13,956.75 × 13,956.75
4. Step 4: Simplify right side
   9,958.50x = 194,790,870.56
5. Step 5: Solve for x
   x = 194,790,870.56/9,958.50
6. Step 6: Final answer
   x = 19,560.26