Finding the Fourth Proportional to 48,957.49, 67,538.53 and 28,801.55

Step by Step Solution

1. Step 1: Write the proportion equation
   48,957.49 : 67,538.53 = 28,801.55 : x
2. Step 2: Convert to fraction form
   48,957.49/67,538.53 = 28,801.55/x
3. Step 3: Cross multiply
   48,957.49x = 67,538.53 × 28,801.55
4. Step 4: Simplify right side
   48,957.49x = 1,945,214,348.72
5. Step 5: Solve for x
   x = 1,945,214,348.72/48,957.49
6. Step 6: Final answer
   x = 39,732.72