Finding the Fourth Proportional to 17,077.21, 23,566.50 and 9,523.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,077.21 : 23,566.50 = 9,523.55 : x
2. Step 2: Convert to fraction form
   17,077.21/23,566.50 = 9,523.55/x
3. Step 3: Cross multiply
   17,077.21x = 23,566.50 × 9,523.55
4. Step 4: Simplify right side
   17,077.21x = 224,436,605.39
5. Step 5: Solve for x
   x = 224,436,605.39/17,077.21
6. Step 6: Final answer
   x = 13,142.47