Finding the Fourth Proportional to 6,398.69, 8,830.06 and 3,566.06

Step by Step Solution

1. Step 1: Write the proportion equation
   6,398.69 : 8,830.06 = 3,566.06 : x
2. Step 2: Convert to fraction form
   6,398.69/8,830.06 = 3,566.06/x
3. Step 3: Cross multiply
   6,398.69x = 8,830.06 × 3,566.06
4. Step 4: Simplify right side
   6,398.69x = 31,488,523.76
5. Step 5: Solve for x
   x = 31,488,523.76/6,398.69
6. Step 6: Final answer
   x = 4,921.09