Finding the Fourth Proportional to 37,707.27, 56,561.04 and 12,747.53

Step by Step Solution

1. Step 1: Write the proportion equation
   37,707.27 : 56,561.04 = 12,747.53 : x
2. Step 2: Convert to fraction form
   37,707.27/56,561.04 = 12,747.53/x
3. Step 3: Cross multiply
   37,707.27x = 56,561.04 × 12,747.53
4. Step 4: Simplify right side
   37,707.27x = 721,013,271.43
5. Step 5: Solve for x
   x = 721,013,271.43/37,707.27
6. Step 6: Final answer
   x = 19,121.33