Finding the Fourth Proportional to 6,450.50, 8,900.83 and 3,579.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,450.50 : 8,900.83 = 3,579.18 : x
2. Step 2: Convert to fraction form
   6,450.50/8,900.83 = 3,579.18/x
3. Step 3: Cross multiply
   6,450.50x = 8,900.83 × 3,579.18
4. Step 4: Simplify right side
   6,450.50x = 31,857,654.82
5. Step 5: Solve for x
   x = 31,857,654.82/6,450.50
6. Step 6: Final answer
   x = 4,938.79