Finding the Fourth Proportional to 8,158.02, 12,235.49 and 3,477.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,158.02 : 12,235.49 = 3,477.15 : x
2. Step 2: Convert to fraction form
   8,158.02/12,235.49 = 3,477.15/x
3. Step 3: Cross multiply
   8,158.02x = 12,235.49 × 3,477.15
4. Step 4: Simplify right side
   8,158.02x = 42,544,616.67
5. Step 5: Solve for x
   x = 42,544,616.67/8,158.02
6. Step 6: Final answer
   x = 5,215.07