Finding the Fourth Proportional to 37,453.32, 56,133.18 and 18,738.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,453.32 : 56,133.18 = 18,738.72 : x
2. Step 2: Convert to fraction form
   37,453.32/56,133.18 = 18,738.72/x
3. Step 3: Cross multiply
   37,453.32x = 56,133.18 × 18,738.72
4. Step 4: Simplify right side
   37,453.32x = 1,051,863,942.73
5. Step 5: Solve for x
   x = 1,051,863,942.73/37,453.32
6. Step 6: Final answer
   x = 28,084.66