Finding the Fourth Proportional to 112,591.59, 168,874.83 and 28,351.73

Step by Step Solution

1. Step 1: Write the proportion equation
   112,591.59 : 168,874.83 = 28,351.73 : x
2. Step 2: Convert to fraction form
   112,591.59/168,874.83 = 28,351.73/x
3. Step 3: Cross multiply
   112,591.59x = 168,874.83 × 28,351.73
4. Step 4: Simplify right side
   112,591.59x = 4,787,892,739.58
5. Step 5: Solve for x
   x = 4,787,892,739.58/112,591.59
6. Step 6: Final answer
   x = 42,524.43