Finding the Fourth Proportional to 67,632.38, 101,382.62 and 28,200.77

Step by Step Solution

1. Step 1: Write the proportion equation
   67,632.38 : 101,382.62 = 28,200.77 : x
2. Step 2: Convert to fraction form
   67,632.38/101,382.62 = 28,200.77/x
3. Step 3: Cross multiply
   67,632.38x = 101,382.62 × 28,200.77
4. Step 4: Simplify right side
   67,632.38x = 2,859,067,300.70
5. Step 5: Solve for x
   x = 2,859,067,300.70/67,632.38
6. Step 6: Final answer
   x = 42,273.65