Finding the Fourth Proportional to 49,087.60, 67,744.98 and 28,948.41

Step by Step Solution

1. Step 1: Write the proportion equation
   49,087.60 : 67,744.98 = 28,948.41 : x
2. Step 2: Convert to fraction form
   49,087.60/67,744.98 = 28,948.41/x
3. Step 3: Cross multiply
   49,087.60x = 67,744.98 × 28,948.41
4. Step 4: Simplify right side
   49,087.60x = 1,961,109,456.48
5. Step 5: Solve for x
   x = 1,961,109,456.48/49,087.60
6. Step 6: Final answer
   x = 39,951.22