Finding the Fourth Proportional to 48,945.52, 67,485.72 and 41,378.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,945.52 : 67,485.72 = 41,378.50 : x
2. Step 2: Convert to fraction form
   48,945.52/67,485.72 = 41,378.50/x
3. Step 3: Cross multiply
   48,945.52x = 67,485.72 × 41,378.50
4. Step 4: Simplify right side
   48,945.52x = 2,792,457,865.02
5. Step 5: Solve for x
   x = 2,792,457,865.02/48,945.52
6. Step 6: Final answer
   x = 57,052.37