Finding the Fourth Proportional to 37,538.56, 51,800.88 and 20,771.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,538.56 : 51,800.88 = 20,771.92 : x
2. Step 2: Convert to fraction form
   37,538.56/51,800.88 = 20,771.92/x
3. Step 3: Cross multiply
   37,538.56x = 51,800.88 × 20,771.92
4. Step 4: Simplify right side
   37,538.56x = 1,076,003,735.29
5. Step 5: Solve for x
   x = 1,076,003,735.29/37,538.56
6. Step 6: Final answer
   x = 28,663.96