Finding the Fourth Proportional to 17,420.24, 24,039.12 and 9,866.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,420.24 : 24,039.12 = 9,866.62 : x
2. Step 2: Convert to fraction form
   17,420.24/24,039.12 = 9,866.62/x
3. Step 3: Cross multiply
   17,420.24x = 24,039.12 × 9,866.62
4. Step 4: Simplify right side
   17,420.24x = 237,184,862.17
5. Step 5: Solve for x
   x = 237,184,862.17/17,420.24
6. Step 6: Final answer
   x = 13,615.48