Finding the Third Proportional to 16,689.50 and 25,833

Step by Step Solution

1. Step 1: Write the proportion equation
   16,689.50 : 25,833 = 25,833 : x
2. Step 2: Convert to fraction form
   16,689.50/25,833 = 25,833/x
3. Step 3: Cross multiply
   16,689.50x = 25,833 × 25,833
4. Step 4: Simplify right side
   16,689.50x = 667,343,889
5. Step 5: Solve for x
   x = 667,343,889/16,689.50
6. Step 6: Final answer
   x = 39,985.85