Finding the Fourth Proportional to 37,760.30, 52,109.84 and 20,765.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,760.30 : 52,109.84 = 20,765.30 : x
2. Step 2: Convert to fraction form
   37,760.30/52,109.84 = 20,765.30/x
3. Step 3: Cross multiply
   37,760.30x = 52,109.84 × 20,765.30
4. Step 4: Simplify right side
   37,760.30x = 1,082,076,460.55
5. Step 5: Solve for x
   x = 1,082,076,460.55/37,760.30
6. Step 6: Final answer
   x = 28,656.46