Finding the Fourth Proportional to 83,923.92, 125,797.72 and 42,283.60

Step by Step Solution

1. Step 1: Write the proportion equation
   83,923.92 : 125,797.72 = 42,283.60 : x
2. Step 2: Convert to fraction form
   83,923.92/125,797.72 = 42,283.60/x
3. Step 3: Cross multiply
   83,923.92x = 125,797.72 × 42,283.60
4. Step 4: Simplify right side
   83,923.92x = 5,319,180,473.39
5. Step 5: Solve for x
   x = 5,319,180,473.39/83,923.92
6. Step 6: Final answer
   x = 63,380.98