Finding the Fourth Proportional to 13,396.29, 20,092.71 and 3,536.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,396.29 : 20,092.71 = 3,536.31 : x
2. Step 2: Convert to fraction form
   13,396.29/20,092.71 = 3,536.31/x
3. Step 3: Cross multiply
   13,396.29x = 20,092.71 × 3,536.31
4. Step 4: Simplify right side
   13,396.29x = 71,054,051.30
5. Step 5: Solve for x
   x = 71,054,051.30/13,396.29
6. Step 6: Final answer
   x = 5,304.01