Finding the Fourth Proportional to 17,419.50, 24,022.62 and 13,434.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,419.50 : 24,022.62 = 13,434.30 : x
2. Step 2: Convert to fraction form
   17,419.50/24,022.62 = 13,434.30/x
3. Step 3: Cross multiply
   17,419.50x = 24,022.62 × 13,434.30
4. Step 4: Simplify right side
   17,419.50x = 322,727,083.87
5. Step 5: Solve for x
   x = 322,727,083.87/17,419.50
6. Step 6: Final answer
   x = 18,526.77