Finding the Fourth Proportional to 52,456.15, 72,389.49 and 28,582.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,456.15 : 72,389.49 = 28,582.82 : x
2. Step 2: Convert to fraction form
   52,456.15/72,389.49 = 28,582.82/x
3. Step 3: Cross multiply
   52,456.15x = 72,389.49 × 28,582.82
4. Step 4: Simplify right side
   52,456.15x = 2,069,095,762.56
5. Step 5: Solve for x
   x = 2,069,095,762.56/52,456.15
6. Step 6: Final answer
   x = 39,444.29