Finding the Fourth Proportional to 17,287.99, 23,860.34 and 10,019

Step by Step Solution

1. Step 1: Write the proportion equation
   17,287.99 : 23,860.34 = 10,019 : x
2. Step 2: Convert to fraction form
   17,287.99/23,860.34 = 10,019/x
3. Step 3: Cross multiply
   17,287.99x = 23,860.34 × 10,019
4. Step 4: Simplify right side
   17,287.99x = 239,056,746.46
5. Step 5: Solve for x
   x = 239,056,746.46/17,287.99
6. Step 6: Final answer
   x = 13,827.91