Finding the Fourth Proportional to 5,091.82, 7,026.71 and 3,102.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,091.82 : 7,026.71 = 3,102.38 : x
2. Step 2: Convert to fraction form
   5,091.82/7,026.71 = 3,102.38/x
3. Step 3: Cross multiply
   5,091.82x = 7,026.71 × 3,102.38
4. Step 4: Simplify right side
   5,091.82x = 21,799,500.27
5. Step 5: Solve for x
   x = 21,799,500.27/5,091.82
6. Step 6: Final answer
   x = 4,281.28