Finding the Fourth Proportional to 8,022.98, 12,029.86 and 3,091.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,022.98 : 12,029.86 = 3,091.98 : x
2. Step 2: Convert to fraction form
   8,022.98/12,029.86 = 3,091.98/x
3. Step 3: Cross multiply
   8,022.98x = 12,029.86 × 3,091.98
4. Step 4: Simplify right side
   8,022.98x = 37,196,086.52
5. Step 5: Solve for x
   x = 37,196,086.52/8,022.98
6. Step 6: Final answer
   x = 4,636.19