Finding the Fourth Proportional to 17,800.50, 24,564.78 and 9,842.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,800.50 : 24,564.78 = 9,842.88 : x
2. Step 2: Convert to fraction form
   17,800.50/24,564.78 = 9,842.88/x
3. Step 3: Cross multiply
   17,800.50x = 24,564.78 × 9,842.88
4. Step 4: Simplify right side
   17,800.50x = 241,788,181.77
5. Step 5: Solve for x
   x = 241,788,181.77/17,800.50
6. Step 6: Final answer
   x = 13,583.22