Finding the Fourth Proportional to 10,111.22, 15,168.45 and 3,537.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,111.22 : 15,168.45 = 3,537.26 : x
2. Step 2: Convert to fraction form
   10,111.22/15,168.45 = 3,537.26/x
3. Step 3: Cross multiply
   10,111.22x = 15,168.45 × 3,537.26
4. Step 4: Simplify right side
   10,111.22x = 53,654,751.45
5. Step 5: Solve for x
   x = 53,654,751.45/10,111.22
6. Step 6: Final answer
   x = 5,306.46