Finding the Fourth Proportional to 37,815.86, 56,756.57 and 37,728.38

Step by Step Solution

1. Step 1: Write the proportion equation
   37,815.86 : 56,756.57 = 37,728.38 : x
2. Step 2: Convert to fraction form
   37,815.86/56,756.57 = 37,728.38/x
3. Step 3: Cross multiply
   37,815.86x = 56,756.57 × 37,728.38
4. Step 4: Simplify right side
   37,815.86x = 2,141,332,968.03
5. Step 5: Solve for x
   x = 2,141,332,968.03/37,815.86
6. Step 6: Final answer
   x = 56,625.27