Finding the Fourth Proportional to 52,028.43, 71,805.59 and 31,888.18

Step by Step Solution

1. Step 1: Write the proportion equation
   52,028.43 : 71,805.59 = 31,888.18 : x
2. Step 2: Convert to fraction form
   52,028.43/71,805.59 = 31,888.18/x
3. Step 3: Cross multiply
   52,028.43x = 71,805.59 × 31,888.18
4. Step 4: Simplify right side
   52,028.43x = 2,289,749,578.93
5. Step 5: Solve for x
   x = 2,289,749,578.93/52,028.43
6. Step 6: Final answer
   x = 44,009.58