Finding the Fourth Proportional to 6,090.18, 8,404.02 and 3,571.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,090.18 : 8,404.02 = 3,571.86 : x
2. Step 2: Convert to fraction form
   6,090.18/8,404.02 = 3,571.86/x
3. Step 3: Cross multiply
   6,090.18x = 8,404.02 × 3,571.86
4. Step 4: Simplify right side
   6,090.18x = 30,017,964.76
5. Step 5: Solve for x
   x = 30,017,964.76/6,090.18
6. Step 6: Final answer
   x = 4,928.91