Finding the Third Proportional to 21,643.50 and 32,608.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,643.50 : 32,608.50 = 32,608.50 : x
2. Step 2: Convert to fraction form
   21,643.50/32,608.50 = 32,608.50/x
3. Step 3: Cross multiply
   21,643.50x = 32,608.50 × 32,608.50
4. Step 4: Simplify right side
   21,643.50x = 1,063,314,272.25
5. Step 5: Solve for x
   x = 1,063,314,272.25/21,643.50
6. Step 6: Final answer
   x = 49,128.57