Finding the Fourth Proportional to 67,479, 101,149.38 and 28,059

Step by Step Solution

1. Step 1: Write the proportion equation
   67,479 : 101,149.38 = 28,059 : x
2. Step 2: Convert to fraction form
   67,479/101,149.38 = 28,059/x
3. Step 3: Cross multiply
   67,479x = 101,149.38 × 28,059
4. Step 4: Simplify right side
   67,479x = 2,838,150,453.42
5. Step 5: Solve for x
   x = 2,838,150,453.42/67,479
6. Step 6: Final answer
   x = 42,059.76