Finding the Fourth Proportional to 8,152.74, 12,221.91 and 3,533.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,152.74 : 12,221.91 = 3,533.22 : x
2. Step 2: Convert to fraction form
   8,152.74/12,221.91 = 3,533.22/x
3. Step 3: Cross multiply
   8,152.74x = 12,221.91 × 3,533.22
4. Step 4: Simplify right side
   8,152.74x = 43,182,696.85
5. Step 5: Solve for x
   x = 43,182,696.85/8,152.74
6. Step 6: Final answer
   x = 5,296.71