Finding the Fourth Proportional to 6,399.10, 8,830.73 and 3,566.45

Step by Step Solution

1. Step 1: Write the proportion equation
   6,399.10 : 8,830.73 = 3,566.45 : x
2. Step 2: Convert to fraction form
   6,399.10/8,830.73 = 3,566.45/x
3. Step 3: Cross multiply
   6,399.10x = 8,830.73 × 3,566.45
4. Step 4: Simplify right side
   6,399.10x = 31,494,357.01
5. Step 5: Solve for x
   x = 31,494,357.01/6,399.10
6. Step 6: Final answer
   x = 4,921.69