Finding the Third Proportional to 19,989.75 and 26,667.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,989.75 : 26,667.75 = 26,667.75 : x
2. Step 2: Convert to fraction form
   19,989.75/26,667.75 = 26,667.75/x
3. Step 3: Cross multiply
   19,989.75x = 26,667.75 × 26,667.75
4. Step 4: Simplify right side
   19,989.75x = 711,168,890.06
5. Step 5: Solve for x
   x = 711,168,890.06/19,989.75
6. Step 6: Final answer
   x = 35,576.68