Finding the Fourth Proportional to 6,389.22, 8,818.37 and 3,594.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,389.22 : 8,818.37 = 3,594.72 : x
2. Step 2: Convert to fraction form
   6,389.22/8,818.37 = 3,594.72/x
3. Step 3: Cross multiply
   6,389.22x = 8,818.37 × 3,594.72
4. Step 4: Simplify right side
   6,389.22x = 31,699,553.03
5. Step 5: Solve for x
   x = 31,699,553.03/6,389.22
6. Step 6: Final answer
   x = 4,961.41