Finding the Fourth Proportional to 17,564.34, 26,348.25 and 7,572.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,564.34 : 26,348.25 = 7,572.42 : x
2. Step 2: Convert to fraction form
   17,564.34/26,348.25 = 7,572.42/x
3. Step 3: Cross multiply
   17,564.34x = 26,348.25 × 7,572.42
4. Step 4: Simplify right side
   17,564.34x = 199,520,015.27
5. Step 5: Solve for x
   x = 199,520,015.27/17,564.34
6. Step 6: Final answer
   x = 11,359.38