Finding the Fourth Proportional to 6,209.64, 8,570.52 and 3,558.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,209.64 : 8,570.52 = 3,558.83 : x
2. Step 2: Convert to fraction form
   6,209.64/8,570.52 = 3,558.83/x
3. Step 3: Cross multiply
   6,209.64x = 8,570.52 × 3,558.83
4. Step 4: Simplify right side
   6,209.64x = 30,500,980.84
5. Step 5: Solve for x
   x = 30,500,980.84/6,209.64
6. Step 6: Final answer
   x = 4,911.88