Finding the Fourth Proportional to 17,719.22, 24,447.59 and 12,335.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,719.22 : 24,447.59 = 12,335.60 : x
2. Step 2: Convert to fraction form
   17,719.22/24,447.59 = 12,335.60/x
3. Step 3: Cross multiply
   17,719.22x = 24,447.59 × 12,335.60
4. Step 4: Simplify right side
   17,719.22x = 301,575,507.29
5. Step 5: Solve for x
   x = 301,575,507.29/17,719.22
6. Step 6: Final answer
   x = 17,019.69