Finding the Fourth Proportional to 52,059.30, 71,841.89 and 28,186.01

Step by Step Solution

1. Step 1: Write the proportion equation
   52,059.30 : 71,841.89 = 28,186.01 : x
2. Step 2: Convert to fraction form
   52,059.30/71,841.89 = 28,186.01/x
3. Step 3: Cross multiply
   52,059.30x = 71,841.89 × 28,186.01
4. Step 4: Simplify right side
   52,059.30x = 2,024,935,729.82
5. Step 5: Solve for x
   x = 2,024,935,729.82/52,059.30
6. Step 6: Final answer
   x = 38,896.71