Finding the Fourth Proportional to 49,884.38, 68,839.82 and 28,661.98

Step by Step Solution

1. Step 1: Write the proportion equation
   49,884.38 : 68,839.82 = 28,661.98 : x
2. Step 2: Convert to fraction form
   49,884.38/68,839.82 = 28,661.98/x
3. Step 3: Cross multiply
   49,884.38x = 68,839.82 × 28,661.98
4. Step 4: Simplify right side
   49,884.38x = 1,973,085,544.04
5. Step 5: Solve for x
   x = 1,973,085,544.04/49,884.38
6. Step 6: Final answer
   x = 39,553.17