Finding the Fourth Proportional to 27,050.72, 37,270.59 and 20,216.12

Step by Step Solution

1. Step 1: Write the proportion equation
   27,050.72 : 37,270.59 = 20,216.12 : x
2. Step 2: Convert to fraction form
   27,050.72/37,270.59 = 20,216.12/x
3. Step 3: Cross multiply
   27,050.72x = 37,270.59 × 20,216.12
4. Step 4: Simplify right side
   27,050.72x = 753,466,719.91
5. Step 5: Solve for x
   x = 753,466,719.91/27,050.72
6. Step 6: Final answer
   x = 27,853.85