Finding the Fourth Proportional to 2,624.53, 3,621.76 and 1,445.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.53 : 3,621.76 = 1,445.60 : x
2. Step 2: Convert to fraction form
   2,624.53/3,621.76 = 1,445.60/x
3. Step 3: Cross multiply
   2,624.53x = 3,621.76 × 1,445.60
4. Step 4: Simplify right side
   2,624.53x = 5,235,590.92
5. Step 5: Solve for x
   x = 5,235,590.92/2,624.53
6. Step 6: Final answer
   x = 1,994.87