Finding the Fourth Proportional to 36,996.22, 55,469.94 and 13,291.89

Step by Step Solution

1. Step 1: Write the proportion equation
   36,996.22 : 55,469.94 = 13,291.89 : x
2. Step 2: Convert to fraction form
   36,996.22/55,469.94 = 13,291.89/x
3. Step 3: Cross multiply
   36,996.22x = 55,469.94 × 13,291.89
4. Step 4: Simplify right side
   36,996.22x = 737,300,340.79
5. Step 5: Solve for x
   x = 737,300,340.79/36,996.22
6. Step 6: Final answer
   x = 19,929.07