Finding the Fourth Proportional to 6,453.56, 8,906.27 and 3,621.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,453.56 : 8,906.27 = 3,621.83 : x
2. Step 2: Convert to fraction form
   6,453.56/8,906.27 = 3,621.83/x
3. Step 3: Cross multiply
   6,453.56x = 8,906.27 × 3,621.83
4. Step 4: Simplify right side
   6,453.56x = 32,256,933.23
5. Step 5: Solve for x
   x = 32,256,933.23/6,453.56
6. Step 6: Final answer
   x = 4,998.32