Finding the Fourth Proportional to 13,705.05, 20,556.04 and 3,844.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,705.05 : 20,556.04 = 3,844.71 : x
2. Step 2: Convert to fraction form
   13,705.05/20,556.04 = 3,844.71/x
3. Step 3: Cross multiply
   13,705.05x = 20,556.04 × 3,844.71
4. Step 4: Simplify right side
   13,705.05x = 79,032,012.55
5. Step 5: Solve for x
   x = 79,032,012.55/13,705.05
6. Step 6: Final answer
   x = 5,766.63