Finding the Fourth Proportional to 6,418.18, 8,857.83 and 3,623.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,418.18 : 8,857.83 = 3,623.50 : x
2. Step 2: Convert to fraction form
   6,418.18/8,857.83 = 3,623.50/x
3. Step 3: Cross multiply
   6,418.18x = 8,857.83 × 3,623.50
4. Step 4: Simplify right side
   6,418.18x = 32,096,347.01
5. Step 5: Solve for x
   x = 32,096,347.01/6,418.18
6. Step 6: Final answer
   x = 5,000.85