Finding the Fourth Proportional to 17,580.72, 24,260.79 and 9,622.77

Step by Step Solution

1. Step 1: Write the proportion equation
   17,580.72 : 24,260.79 = 9,622.77 : x
2. Step 2: Convert to fraction form
   17,580.72/24,260.79 = 9,622.77/x
3. Step 3: Cross multiply
   17,580.72x = 24,260.79 × 9,622.77
4. Step 4: Simplify right side
   17,580.72x = 233,456,002.19
5. Step 5: Solve for x
   x = 233,456,002.19/17,580.72
6. Step 6: Final answer
   x = 13,279.09