Finding the Fourth Proportional to 2,490.12, 3,436.56 and 1,495.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.12 : 3,436.56 = 1,495.80 : x
2. Step 2: Convert to fraction form
   2,490.12/3,436.56 = 1,495.80/x
3. Step 3: Cross multiply
   2,490.12x = 3,436.56 × 1,495.80
4. Step 4: Simplify right side
   2,490.12x = 5,140,406.45
5. Step 5: Solve for x
   x = 5,140,406.45/2,490.12
6. Step 6: Final answer
   x = 2,064.32