Finding the Fourth Proportional to 5,090.89, 7,025.64 and 2,852.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,090.89 : 7,025.64 = 2,852.71 : x
2. Step 2: Convert to fraction form
   5,090.89/7,025.64 = 2,852.71/x
3. Step 3: Cross multiply
   5,090.89x = 7,025.64 × 2,852.71
4. Step 4: Simplify right side
   5,090.89x = 20,042,113.48
5. Step 5: Solve for x
   x = 20,042,113.48/5,090.89
6. Step 6: Final answer
   x = 3,936.86