Finding the Third Proportional to 16,656 and 25,155

Step by Step Solution

1. Step 1: Write the proportion equation
   16,656 : 25,155 = 25,155 : x
2. Step 2: Convert to fraction form
   16,656/25,155 = 25,155/x
3. Step 3: Cross multiply
   16,656x = 25,155 × 25,155
4. Step 4: Simplify right side
   16,656x = 632,774,025
5. Step 5: Solve for x
   x = 632,774,025/16,656
6. Step 6: Final answer
   x = 37,990.76