Finding the Fourth Proportional to 8,556.42, 12,841.90 and 3,365.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,556.42 : 12,841.90 = 3,365.94 : x
2. Step 2: Convert to fraction form
   8,556.42/12,841.90 = 3,365.94/x
3. Step 3: Cross multiply
   8,556.42x = 12,841.90 × 3,365.94
4. Step 4: Simplify right side
   8,556.42x = 43,225,064.89
5. Step 5: Solve for x
   x = 43,225,064.89/8,556.42
6. Step 6: Final answer
   x = 5,051.77