Finding the Fourth Proportional to 37,764.78, 52,116.12 and 20,769.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,764.78 : 52,116.12 = 20,769.82 : x
2. Step 2: Convert to fraction form
   37,764.78/52,116.12 = 20,769.82/x
3. Step 3: Cross multiply
   37,764.78x = 52,116.12 × 20,769.82
4. Step 4: Simplify right side
   37,764.78x = 1,082,442,431.50
5. Step 5: Solve for x
   x = 1,082,442,431.50/37,764.78
6. Step 6: Final answer
   x = 28,662.75