Finding the Fourth Proportional to 2,624.34, 3,622.72 and 1,868.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.34 : 3,622.72 = 1,868.62 : x
2. Step 2: Convert to fraction form
   2,624.34/3,622.72 = 1,868.62/x
3. Step 3: Cross multiply
   2,624.34x = 3,622.72 × 1,868.62
4. Step 4: Simplify right side
   2,624.34x = 6,769,487.05
5. Step 5: Solve for x
   x = 6,769,487.05/2,624.34
6. Step 6: Final answer
   x = 2,579.50