Finding the Fourth Proportional to 17,845.56, 24,624.82 and 9,885.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,845.56 : 24,624.82 = 9,885.76 : x
2. Step 2: Convert to fraction form
   17,845.56/24,624.82 = 9,885.76/x
3. Step 3: Cross multiply
   17,845.56x = 24,624.82 × 9,885.76
4. Step 4: Simplify right side
   17,845.56x = 243,435,060.56
5. Step 5: Solve for x
   x = 243,435,060.56/17,845.56
6. Step 6: Final answer
   x = 13,641.21