Finding the Fourth Proportional to 17,478, 24,119.40 and 10,404.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,478 : 24,119.40 = 10,404.24 : x
2. Step 2: Convert to fraction form
   17,478/24,119.40 = 10,404.24/x
3. Step 3: Cross multiply
   17,478x = 24,119.40 × 10,404.24
4. Step 4: Simplify right side
   17,478x = 250,944,026.26
5. Step 5: Solve for x
   x = 250,944,026.26/17,478
6. Step 6: Final answer
   x = 14,357.71