Finding the Fourth Proportional to 8,498.60, 12,723.27 and 5,533.85

Step by Step Solution

1. Step 1: Write the proportion equation
   8,498.60 : 12,723.27 = 5,533.85 : x
2. Step 2: Convert to fraction form
   8,498.60/12,723.27 = 5,533.85/x
3. Step 3: Cross multiply
   8,498.60x = 12,723.27 × 5,533.85
4. Step 4: Simplify right side
   8,498.60x = 70,408,667.69
5. Step 5: Solve for x
   x = 70,408,667.69/8,498.60
6. Step 6: Final answer
   x = 8,284.74