Finding the Third Proportional to 21,109.50 and 32,942.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,109.50 : 32,942.25 = 32,942.25 : x
2. Step 2: Convert to fraction form
   21,109.50/32,942.25 = 32,942.25/x
3. Step 3: Cross multiply
   21,109.50x = 32,942.25 × 32,942.25
4. Step 4: Simplify right side
   21,109.50x = 1,085,191,835.06
5. Step 5: Solve for x
   x = 1,085,191,835.06/21,109.50
6. Step 6: Final answer
   x = 51,407.75