Finding the Fourth Proportional to 17,570.49, 26,418.96 and 16,200.59

Step by Step Solution

1. Step 1: Write the proportion equation
   17,570.49 : 26,418.96 = 16,200.59 : x
2. Step 2: Convert to fraction form
   17,570.49/26,418.96 = 16,200.59/x
3. Step 3: Cross multiply
   17,570.49x = 26,418.96 × 16,200.59
4. Step 4: Simplify right side
   17,570.49x = 428,002,607.09
5. Step 5: Solve for x
   x = 428,002,607.09/17,570.49
6. Step 6: Final answer
   x = 24,359.17