Finding the Fourth Proportional to 49,997.10, 69,013.37 and 28,784.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,997.10 : 69,013.37 = 28,784.82 : x
2. Step 2: Convert to fraction form
   49,997.10/69,013.37 = 28,784.82/x
3. Step 3: Cross multiply
   49,997.10x = 69,013.37 × 28,784.82
4. Step 4: Simplify right side
   49,997.10x = 1,986,537,433.04
5. Step 5: Solve for x
   x = 1,986,537,433.04/49,997.10
6. Step 6: Final answer
   x = 39,733.05