Finding the Fourth Proportional to 49,995.97, 69,011.82 and 28,783.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,995.97 : 69,011.82 = 28,783.69 : x
2. Step 2: Convert to fraction form
   49,995.97/69,011.82 = 28,783.69/x
3. Step 3: Cross multiply
   49,995.97x = 69,011.82 × 28,783.69
4. Step 4: Simplify right side
   49,995.97x = 1,986,414,833.22
5. Step 5: Solve for x
   x = 1,986,414,833.22/49,995.97
6. Step 6: Final answer
   x = 39,731.50