Finding the Fourth Proportional to 5,862.88, 8,090.71 and 3,210.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,862.88 : 8,090.71 = 3,210.27 : x
2. Step 2: Convert to fraction form
   5,862.88/8,090.71 = 3,210.27/x
3. Step 3: Cross multiply
   5,862.88x = 8,090.71 × 3,210.27
4. Step 4: Simplify right side
   5,862.88x = 25,973,363.59
5. Step 5: Solve for x
   x = 25,973,363.59/5,862.88
6. Step 6: Final answer
   x = 4,430.14