Finding the Fourth Proportional to 17,842.40, 24,622.72 and 9,884.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,842.40 : 24,622.72 = 9,884.72 : x
2. Step 2: Convert to fraction form
   17,842.40/24,622.72 = 9,884.72/x
3. Step 3: Cross multiply
   17,842.40x = 24,622.72 × 9,884.72
4. Step 4: Simplify right side
   17,842.40x = 243,388,692.84
5. Step 5: Solve for x
   x = 243,388,692.84/17,842.40
6. Step 6: Final answer
   x = 13,641.03