Finding the Fourth Proportional to 49,759.82, 68,674.83 and 28,538.63

Step by Step Solution

1. Step 1: Write the proportion equation
   49,759.82 : 68,674.83 = 28,538.63 : x
2. Step 2: Convert to fraction form
   49,759.82/68,674.83 = 28,538.63/x
3. Step 3: Cross multiply
   49,759.82x = 68,674.83 × 28,538.63
4. Step 4: Simplify right side
   49,759.82x = 1,959,885,220.31
5. Step 5: Solve for x
   x = 1,959,885,220.31/49,759.82
6. Step 6: Final answer
   x = 39,386.91