Finding the Third Proportional to 16,402.50 and 21,733.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,402.50 : 21,733.31 = 21,733.31 : x
2. Step 2: Convert to fraction form
   16,402.50/21,733.31 = 21,733.31/x
3. Step 3: Cross multiply
   16,402.50x = 21,733.31 × 21,733.31
4. Step 4: Simplify right side
   16,402.50x = 472,336,872.22
5. Step 5: Solve for x
   x = 472,336,872.22/16,402.50
6. Step 6: Final answer
   x = 28,796.64