Finding the Fourth Proportional to 49,103.72, 67,759.94 and 28,955.98

Step by Step Solution

1. Step 1: Write the proportion equation
   49,103.72 : 67,759.94 = 28,955.98 : x
2. Step 2: Convert to fraction form
   49,103.72/67,759.94 = 28,955.98/x
3. Step 3: Cross multiply
   49,103.72x = 67,759.94 × 28,955.98
4. Step 4: Simplify right side
   49,103.72x = 1,962,055,624.53
5. Step 5: Solve for x
   x = 1,962,055,624.53/49,103.72
6. Step 6: Final answer
   x = 39,957.37