Finding the Third Proportional to 16,890 and 25,848

Step by Step Solution

1. Step 1: Write the proportion equation
   16,890 : 25,848 = 25,848 : x
2. Step 2: Convert to fraction form
   16,890/25,848 = 25,848/x
3. Step 3: Cross multiply
   16,890x = 25,848 × 25,848
4. Step 4: Simplify right side
   16,890x = 668,119,104
5. Step 5: Solve for x
   x = 668,119,104/16,890
6. Step 6: Final answer
   x = 39,557.08