Finding the Fourth Proportional to 2,624.66, 3,621.74 and 1,505.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.66 : 3,621.74 = 1,505.57 : x
2. Step 2: Convert to fraction form
   2,624.66/3,621.74 = 1,505.57/x
3. Step 3: Cross multiply
   2,624.66x = 3,621.74 × 1,505.57
4. Step 4: Simplify right side
   2,624.66x = 5,452,783.95
5. Step 5: Solve for x
   x = 5,452,783.95/2,624.66
6. Step 6: Final answer
   x = 2,077.52