Finding the Fourth Proportional to 17,322.24, 23,904.72 and 9,870.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,322.24 : 23,904.72 = 9,870.24 : x
2. Step 2: Convert to fraction form
   17,322.24/23,904.72 = 9,870.24/x
3. Step 3: Cross multiply
   17,322.24x = 23,904.72 × 9,870.24
4. Step 4: Simplify right side
   17,322.24x = 235,945,323.53
5. Step 5: Solve for x
   x = 235,945,323.53/17,322.24
6. Step 6: Final answer
   x = 13,620.95