Finding the Fourth Proportional to 36,926.55, 55,375.25 and 13,540.23

Step by Step Solution

1. Step 1: Write the proportion equation
   36,926.55 : 55,375.25 = 13,540.23 : x
2. Step 2: Convert to fraction form
   36,926.55/55,375.25 = 13,540.23/x
3. Step 3: Cross multiply
   36,926.55x = 55,375.25 × 13,540.23
4. Step 4: Simplify right side
   36,926.55x = 749,793,553.61
5. Step 5: Solve for x
   x = 749,793,553.61/36,926.55
6. Step 6: Final answer
   x = 20,305.00