Finding the Fourth Proportional to 2,624.42, 3,620.57 and 1,505.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.42 : 3,620.57 = 1,505.12 : x
2. Step 2: Convert to fraction form
   2,624.42/3,620.57 = 1,505.12/x
3. Step 3: Cross multiply
   2,624.42x = 3,620.57 × 1,505.12
4. Step 4: Simplify right side
   2,624.42x = 5,449,366.69
5. Step 5: Solve for x
   x = 5,449,366.69/2,624.42
6. Step 6: Final answer
   x = 2,076.41