Finding the Fourth Proportional to 8,562.02, 12,841.83 and 2,939.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,562.02 : 12,841.83 = 2,939.60 : x
2. Step 2: Convert to fraction form
   8,562.02/12,841.83 = 2,939.60/x
3. Step 3: Cross multiply
   8,562.02x = 12,841.83 × 2,939.60
4. Step 4: Simplify right side
   8,562.02x = 37,749,843.47
5. Step 5: Solve for x
   x = 37,749,843.47/8,562.02
6. Step 6: Final answer
   x = 4,408.99