Finding the Fourth Proportional to 37,703.27, 56,548.69 and 12,742.74

Step by Step Solution

1. Step 1: Write the proportion equation
   37,703.27 : 56,548.69 = 12,742.74 : x
2. Step 2: Convert to fraction form
   37,703.27/56,548.69 = 12,742.74/x
3. Step 3: Cross multiply
   37,703.27x = 56,548.69 × 12,742.74
4. Step 4: Simplify right side
   37,703.27x = 720,585,222.15
5. Step 5: Solve for x
   x = 720,585,222.15/37,703.27
6. Step 6: Final answer
   x = 19,112.01