Finding the Fourth Proportional to 17,726.72, 24,444.80 and 12,419.84

Step by Step Solution

1. Step 1: Write the proportion equation
   17,726.72 : 24,444.80 = 12,419.84 : x
2. Step 2: Convert to fraction form
   17,726.72/24,444.80 = 12,419.84/x
3. Step 3: Cross multiply
   17,726.72x = 24,444.80 × 12,419.84
4. Step 4: Simplify right side
   17,726.72x = 303,600,504.83
5. Step 5: Solve for x
   x = 303,600,504.83/17,726.72
6. Step 6: Final answer
   x = 17,126.72