Finding the Fourth Proportional to 95,017.57, 142,503.67 and 28,439.82

Step by Step Solution

1. Step 1: Write the proportion equation
   95,017.57 : 142,503.67 = 28,439.82 : x
2. Step 2: Convert to fraction form
   95,017.57/142,503.67 = 28,439.82/x
3. Step 3: Cross multiply
   95,017.57x = 142,503.67 × 28,439.82
4. Step 4: Simplify right side
   95,017.57x = 4,052,778,759.69
5. Step 5: Solve for x
   x = 4,052,778,759.69/95,017.57
6. Step 6: Final answer
   x = 42,652.94