Finding the Fourth Proportional to 17,499.04, 24,136.32 and 10,420

Step by Step Solution

1. Step 1: Write the proportion equation
   17,499.04 : 24,136.32 = 10,420 : x
2. Step 2: Convert to fraction form
   17,499.04/24,136.32 = 10,420/x
3. Step 3: Cross multiply
   17,499.04x = 24,136.32 × 10,420
4. Step 4: Simplify right side
   17,499.04x = 251,500,454.40
5. Step 5: Solve for x
   x = 251,500,454.40/17,499.04
6. Step 6: Final answer
   x = 14,372.24