Finding the Third Proportional to 21,426.75 and 32,868.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,426.75 : 32,868.75 = 32,868.75 : x
2. Step 2: Convert to fraction form
   21,426.75/32,868.75 = 32,868.75/x
3. Step 3: Cross multiply
   21,426.75x = 32,868.75 × 32,868.75
4. Step 4: Simplify right side
   21,426.75x = 1,080,354,726.56
5. Step 5: Solve for x
   x = 1,080,354,726.56/21,426.75
6. Step 6: Final answer
   x = 50,420.84