Finding the Third Proportional to 17,296 and 19,216

Step by Step Solution

1. Step 1: Write the proportion equation
   17,296 : 19,216 = 19,216 : x
2. Step 2: Convert to fraction form
   17,296/19,216 = 19,216/x
3. Step 3: Cross multiply
   17,296x = 19,216 × 19,216
4. Step 4: Simplify right side
   17,296x = 369,254,656
5. Step 5: Solve for x
   x = 369,254,656/17,296
6. Step 6: Final answer
   x = 21,349.14