Finding the Fourth Proportional to 17,120.00, 23,624.78 and 9,566.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,120.00 : 23,624.78 = 9,566.21 : x
2. Step 2: Convert to fraction form
   17,120.00/23,624.78 = 9,566.21/x
3. Step 3: Cross multiply
   17,120.00x = 23,624.78 × 9,566.21
4. Step 4: Simplify right side
   17,120.00x = 225,999,440.73
5. Step 5: Solve for x
   x = 225,999,440.73/17,120.00
6. Step 6: Final answer
   x = 13,200.91