Finding the Fourth Proportional to 2,530.26, 3,491.71 and 1,411.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.26 : 3,491.71 = 1,411.31 : x
2. Step 2: Convert to fraction form
   2,530.26/3,491.71 = 1,411.31/x
3. Step 3: Cross multiply
   2,530.26x = 3,491.71 × 1,411.31
4. Step 4: Simplify right side
   2,530.26x = 4,927,890.44
5. Step 5: Solve for x
   x = 4,927,890.44/2,530.26
6. Step 6: Final answer
   x = 1,947.58