Finding the Fourth Proportional to 6,389.98, 8,817.96 and 3,594.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,389.98 : 8,817.96 = 3,594.94 : x
2. Step 2: Convert to fraction form
   6,389.98/8,817.96 = 3,594.94/x
3. Step 3: Cross multiply
   6,389.98x = 8,817.96 × 3,594.94
4. Step 4: Simplify right side
   6,389.98x = 31,700,039.16
5. Step 5: Solve for x
   x = 31,700,039.16/6,389.98
6. Step 6: Final answer
   x = 4,960.90