Finding the Third Proportional to 15,433.50 and 21,852.75

Step by Step Solution

1. Step 1: Write the proportion equation
   15,433.50 : 21,852.75 = 21,852.75 : x
2. Step 2: Convert to fraction form
   15,433.50/21,852.75 = 21,852.75/x
3. Step 3: Cross multiply
   15,433.50x = 21,852.75 × 21,852.75
4. Step 4: Simplify right side
   15,433.50x = 477,542,682.56
5. Step 5: Solve for x
   x = 477,542,682.56/15,433.50
6. Step 6: Final answer
   x = 30,941.96