Finding the Fourth Proportional to 37,152.41, 55,633.46 and 20,493.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,152.41 : 55,633.46 = 20,493.92 : x
2. Step 2: Convert to fraction form
   37,152.41/55,633.46 = 20,493.92/x
3. Step 3: Cross multiply
   37,152.41x = 55,633.46 × 20,493.92
4. Step 4: Simplify right side
   37,152.41x = 1,140,147,678.56
5. Step 5: Solve for x
   x = 1,140,147,678.56/37,152.41
6. Step 6: Final answer
   x = 30,688.39