Finding the Fourth Proportional to 2,624.56, 3,621.89 and 1,445.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.56 : 3,621.89 = 1,445.63 : x
2. Step 2: Convert to fraction form
   2,624.56/3,621.89 = 1,445.63/x
3. Step 3: Cross multiply
   2,624.56x = 3,621.89 × 1,445.63
4. Step 4: Simplify right side
   2,624.56x = 5,235,898.35
5. Step 5: Solve for x
   x = 5,235,898.35/2,624.56
6. Step 6: Final answer
   x = 1,994.96