Finding the Fourth Proportional to 24,155.79, 33,336.69 and 13,404.10

Step by Step Solution

1. Step 1: Write the proportion equation
   24,155.79 : 33,336.69 = 13,404.10 : x
2. Step 2: Convert to fraction form
   24,155.79/33,336.69 = 13,404.10/x
3. Step 3: Cross multiply
   24,155.79x = 33,336.69 × 13,404.10
4. Step 4: Simplify right side
   24,155.79x = 446,848,330.73
5. Step 5: Solve for x
   x = 446,848,330.73/24,155.79
6. Step 6: Final answer
   x = 18,498.60