Finding the Third Proportional to 21,805.50 and 34,584.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,805.50 : 34,584.75 = 34,584.75 : x
2. Step 2: Convert to fraction form
   21,805.50/34,584.75 = 34,584.75/x
3. Step 3: Cross multiply
   21,805.50x = 34,584.75 × 34,584.75
4. Step 4: Simplify right side
   21,805.50x = 1,196,104,932.56
5. Step 5: Solve for x
   x = 1,196,104,932.56/21,805.50
6. Step 6: Final answer
   x = 54,853.36