Finding the Fourth Proportional to 8,152.34, 12,228.57 and 2,887.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,152.34 : 12,228.57 = 2,887.37 : x
2. Step 2: Convert to fraction form
   8,152.34/12,228.57 = 2,887.37/x
3. Step 3: Cross multiply
   8,152.34x = 12,228.57 × 2,887.37
4. Step 4: Simplify right side
   8,152.34x = 35,308,390.88
5. Step 5: Solve for x
   x = 35,308,390.88/8,152.34
6. Step 6: Final answer
   x = 4,331.08