Finding the Fourth Proportional to 2,624.45, 3,621.81 and 1,445.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.45 : 3,621.81 = 1,445.56 : x
2. Step 2: Convert to fraction form
   2,624.45/3,621.81 = 1,445.56/x
3. Step 3: Cross multiply
   2,624.45x = 3,621.81 × 1,445.56
4. Step 4: Simplify right side
   2,624.45x = 5,235,540.03
5. Step 5: Solve for x
   x = 5,235,540.03/2,624.45
6. Step 6: Final answer
   x = 1,994.91