Finding the Fourth Proportional to 52,031.59, 71,803.32 and 28,158.27

Step by Step Solution

1. Step 1: Write the proportion equation
   52,031.59 : 71,803.32 = 28,158.27 : x
2. Step 2: Convert to fraction form
   52,031.59/71,803.32 = 28,158.27/x
3. Step 3: Cross multiply
   52,031.59x = 71,803.32 × 28,158.27
4. Step 4: Simplify right side
   52,031.59x = 2,021,857,271.46
5. Step 5: Solve for x
   x = 2,021,857,271.46/52,031.59
6. Step 6: Final answer
   x = 38,858.26