Finding the Fourth Proportional to 2,276.56, 3,141.58 and 1,490.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,276.56 : 3,141.58 = 1,490.58 : x
2. Step 2: Convert to fraction form
   2,276.56/3,141.58 = 1,490.58/x
3. Step 3: Cross multiply
   2,276.56x = 3,141.58 × 1,490.58
4. Step 4: Simplify right side
   2,276.56x = 4,682,776.32
5. Step 5: Solve for x
   x = 4,682,776.32/2,276.56
6. Step 6: Final answer
   x = 2,056.95