Finding the Fourth Proportional to 24,277.53, 33,499.89 and 13,665.12

Step by Step Solution

1. Step 1: Write the proportion equation
   24,277.53 : 33,499.89 = 13,665.12 : x
2. Step 2: Convert to fraction form
   24,277.53/33,499.89 = 13,665.12/x
3. Step 3: Cross multiply
   24,277.53x = 33,499.89 × 13,665.12
4. Step 4: Simplify right side
   24,277.53x = 457,780,016.84
5. Step 5: Solve for x
   x = 457,780,016.84/24,277.53
6. Step 6: Final answer
   x = 18,856.12