Finding the Fourth Proportional to 37,986.96, 57,004.88 and 20,468.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,986.96 : 57,004.88 = 20,468.96 : x
2. Step 2: Convert to fraction form
   37,986.96/57,004.88 = 20,468.96/x
3. Step 3: Cross multiply
   37,986.96x = 57,004.88 × 20,468.96
4. Step 4: Simplify right side
   37,986.96x = 1,166,830,608.52
5. Step 5: Solve for x
   x = 1,166,830,608.52/37,986.96
6. Step 6: Final answer
   x = 30,716.61