Finding the Third Proportional to 9,959.50 and 13,958

Step by Step Solution

1. Step 1: Write the proportion equation
   9,959.50 : 13,958 = 13,958 : x
2. Step 2: Convert to fraction form
   9,959.50/13,958 = 13,958/x
3. Step 3: Cross multiply
   9,959.50x = 13,958 × 13,958
4. Step 4: Simplify right side
   9,959.50x = 194,825,764
5. Step 5: Solve for x
   x = 194,825,764/9,959.50
6. Step 6: Final answer
   x = 19,561.80