Finding the Third Proportional to 21,988.50 and 34,467.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,988.50 : 34,467.75 = 34,467.75 : x
2. Step 2: Convert to fraction form
   21,988.50/34,467.75 = 34,467.75/x
3. Step 3: Cross multiply
   21,988.50x = 34,467.75 × 34,467.75
4. Step 4: Simplify right side
   21,988.50x = 1,188,025,790.06
5. Step 5: Solve for x
   x = 1,188,025,790.06/21,988.50
6. Step 6: Final answer
   x = 54,029.41