Finding the Fourth Proportional to 17,443.60, 24,071.12 and 9,485.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,443.60 : 24,071.12 = 9,485.76 : x
2. Step 2: Convert to fraction form
   17,443.60/24,071.12 = 9,485.76/x
3. Step 3: Cross multiply
   17,443.60x = 24,071.12 × 9,485.76
4. Step 4: Simplify right side
   17,443.60x = 228,332,867.25
5. Step 5: Solve for x
   x = 228,332,867.25/17,443.60
6. Step 6: Final answer
   x = 13,089.78