Finding the Third Proportional to 16,308 and 17,712

Step by Step Solution

1. Step 1: Write the proportion equation
   16,308 : 17,712 = 17,712 : x
2. Step 2: Convert to fraction form
   16,308/17,712 = 17,712/x
3. Step 3: Cross multiply
   16,308x = 17,712 × 17,712
4. Step 4: Simplify right side
   16,308x = 313,714,944
5. Step 5: Solve for x
   x = 313,714,944/16,308
6. Step 6: Final answer
   x = 19,236.87