Finding the Fourth Proportional to 2,530.15, 3,491.56 and 1,411.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.15 : 3,491.56 = 1,411.06 : x
2. Step 2: Convert to fraction form
   2,530.15/3,491.56 = 1,411.06/x
3. Step 3: Cross multiply
   2,530.15x = 3,491.56 × 1,411.06
4. Step 4: Simplify right side
   2,530.15x = 4,926,800.65
5. Step 5: Solve for x
   x = 4,926,800.65/2,530.15
6. Step 6: Final answer
   x = 1,947.24