Finding the Fourth Proportional to 50,091.84, 69,111.09 and 28,868.22

Step by Step Solution

1. Step 1: Write the proportion equation
   50,091.84 : 69,111.09 = 28,868.22 : x
2. Step 2: Convert to fraction form
   50,091.84/69,111.09 = 28,868.22/x
3. Step 3: Cross multiply
   50,091.84x = 69,111.09 × 28,868.22
4. Step 4: Simplify right side
   50,091.84x = 1,995,114,150.56
5. Step 5: Solve for x
   x = 1,995,114,150.56/50,091.84
6. Step 6: Final answer
   x = 39,829.12