Finding the Fourth Proportional to 8,155.93, 12,231.33 and 3,475.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,155.93 : 12,231.33 = 3,475.84 : x
2. Step 2: Convert to fraction form
   8,155.93/12,231.33 = 3,475.84/x
3. Step 3: Cross multiply
   8,155.93x = 12,231.33 × 3,475.84
4. Step 4: Simplify right side
   8,155.93x = 42,514,146.07
5. Step 5: Solve for x
   x = 42,514,146.07/8,155.93
6. Step 6: Final answer
   x = 5,212.67