Finding the Fourth Proportional to 17,923.96, 24,734.41 and 9,857.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,923.96 : 24,734.41 = 9,857.55 : x
2. Step 2: Convert to fraction form
   17,923.96/24,734.41 = 9,857.55/x
3. Step 3: Cross multiply
   17,923.96x = 24,734.41 × 9,857.55
4. Step 4: Simplify right side
   17,923.96x = 243,820,683.30
5. Step 5: Solve for x
   x = 243,820,683.30/17,923.96
6. Step 6: Final answer
   x = 13,603.06