Finding the Fourth Proportional to 5,410.83, 8,115.36 and 3,846.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,410.83 : 8,115.36 = 3,846.09 : x
2. Step 2: Convert to fraction form
   5,410.83/8,115.36 = 3,846.09/x
3. Step 3: Cross multiply
   5,410.83x = 8,115.36 × 3,846.09
4. Step 4: Simplify right side
   5,410.83x = 31,212,404.94
5. Step 5: Solve for x
   x = 31,212,404.94/5,410.83
6. Step 6: Final answer
   x = 5,768.51