Finding the Fourth Proportional to 6,416.96, 8,855.40 and 3,622.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,416.96 : 8,855.40 = 3,622.46 : x
2. Step 2: Convert to fraction form
   6,416.96/8,855.40 = 3,622.46/x
3. Step 3: Cross multiply
   6,416.96x = 8,855.40 × 3,622.46
4. Step 4: Simplify right side
   6,416.96x = 32,078,288.01
5. Step 5: Solve for x
   x = 32,078,288.01/6,416.96
6. Step 6: Final answer
   x = 4,998.99