Finding the Fourth Proportional to 45,282.89, 67,951.97 and 28,619.98

Step by Step Solution

1. Step 1: Write the proportion equation
   45,282.89 : 67,951.97 = 28,619.98 : x
2. Step 2: Convert to fraction form
   45,282.89/67,951.97 = 28,619.98/x
3. Step 3: Cross multiply
   45,282.89x = 67,951.97 × 28,619.98
4. Step 4: Simplify right side
   45,282.89x = 1,944,783,924.03
5. Step 5: Solve for x
   x = 1,944,783,924.03/45,282.89
6. Step 6: Final answer
   x = 42,947.43