Finding the Fourth Proportional to 107,059.32, 160,582.50 and 28,173.42

Step by Step Solution

1. Step 1: Write the proportion equation
   107,059.32 : 160,582.50 = 28,173.42 : x
2. Step 2: Convert to fraction form
   107,059.32/160,582.50 = 28,173.42/x
3. Step 3: Cross multiply
   107,059.32x = 160,582.50 × 28,173.42
4. Step 4: Simplify right side
   107,059.32x = 4,524,158,217.15
5. Step 5: Solve for x
   x = 4,524,158,217.15/107,059.32
6. Step 6: Final answer
   x = 42,258.42