Finding the Fourth Proportional to 72,583.99, 108,833.59 and 28,158.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,583.99 : 108,833.59 = 28,158.82 : x
2. Step 2: Convert to fraction form
   72,583.99/108,833.59 = 28,158.82/x
3. Step 3: Cross multiply
   72,583.99x = 108,833.59 × 28,158.82
4. Step 4: Simplify right side
   72,583.99x = 3,064,625,470.76
5. Step 5: Solve for x
   x = 3,064,625,470.76/72,583.99
6. Step 6: Final answer
   x = 42,221.78