Finding the Third Proportional to 17,976 and 19,704

Step by Step Solution

1. Step 1: Write the proportion equation
   17,976 : 19,704 = 19,704 : x
2. Step 2: Convert to fraction form
   17,976/19,704 = 19,704/x
3. Step 3: Cross multiply
   17,976x = 19,704 × 19,704
4. Step 4: Simplify right side
   17,976x = 388,247,616
5. Step 5: Solve for x
   x = 388,247,616/17,976
6. Step 6: Final answer
   x = 21,598.11