Finding the Fourth Proportional to 2,624.22, 3,621.57 and 1,505.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.22 : 3,621.57 = 1,505.15 : x
2. Step 2: Convert to fraction form
   2,624.22/3,621.57 = 1,505.15/x
3. Step 3: Cross multiply
   2,624.22x = 3,621.57 × 1,505.15
4. Step 4: Simplify right side
   2,624.22x = 5,450,995.91
5. Step 5: Solve for x
   x = 5,450,995.91/2,624.22
6. Step 6: Final answer
   x = 2,077.19