Finding the Third Proportional to 17,424 and 35,904

Step by Step Solution

1. Step 1: Write the proportion equation
   17,424 : 35,904 = 35,904 : x
2. Step 2: Convert to fraction form
   17,424/35,904 = 35,904/x
3. Step 3: Cross multiply
   17,424x = 35,904 × 35,904
4. Step 4: Simplify right side
   17,424x = 1,289,097,216
5. Step 5: Solve for x
   x = 1,289,097,216/17,424
6. Step 6: Final answer
   x = 73,984