Finding the Fourth Proportional to 52,143.27, 71,958.20 and 28,270.01

Step by Step Solution

1. Step 1: Write the proportion equation
   52,143.27 : 71,958.20 = 28,270.01 : x
2. Step 2: Convert to fraction form
   52,143.27/71,958.20 = 28,270.01/x
3. Step 3: Cross multiply
   52,143.27x = 71,958.20 × 28,270.01
4. Step 4: Simplify right side
   52,143.27x = 2,034,259,151.64
5. Step 5: Solve for x
   x = 2,034,259,151.64/52,143.27
6. Step 6: Final answer
   x = 39,012.88