Finding the Fourth Proportional to 17,860.03, 24,647.02 and 9,902.39

Step by Step Solution

1. Step 1: Write the proportion equation
   17,860.03 : 24,647.02 = 9,902.39 : x
2. Step 2: Convert to fraction form
   17,860.03/24,647.02 = 9,902.39/x
3. Step 3: Cross multiply
   17,860.03x = 24,647.02 × 9,902.39
4. Step 4: Simplify right side
   17,860.03x = 244,064,256.39
5. Step 5: Solve for x
   x = 244,064,256.39/17,860.03
6. Step 6: Final answer
   x = 13,665.39