Finding the Fourth Proportional to 2,530.12, 3,491.59 and 1,411.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.12 : 3,491.59 = 1,411.13 : x
2. Step 2: Convert to fraction form
   2,530.12/3,491.59 = 1,411.13/x
3. Step 3: Cross multiply
   2,530.12x = 3,491.59 × 1,411.13
4. Step 4: Simplify right side
   2,530.12x = 4,927,091.27
5. Step 5: Solve for x
   x = 4,927,091.27/2,530.12
6. Step 6: Final answer
   x = 1,947.37