Finding the Fourth Proportional to 2,495.57, 3,443.58 and 1,500.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495.57 : 3,443.58 = 1,500.80 : x
2. Step 2: Convert to fraction form
   2,495.57/3,443.58 = 1,500.80/x
3. Step 3: Cross multiply
   2,495.57x = 3,443.58 × 1,500.80
4. Step 4: Simplify right side
   2,495.57x = 5,168,124.86
5. Step 5: Solve for x
   x = 5,168,124.86/2,495.57
6. Step 6: Final answer
   x = 2,070.92