Finding the Fourth Proportional to 2,591.48, 3,576.20 and 1,412.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.48 : 3,576.20 = 1,412.58 : x
2. Step 2: Convert to fraction form
   2,591.48/3,576.20 = 1,412.58/x
3. Step 3: Cross multiply
   2,591.48x = 3,576.20 × 1,412.58
4. Step 4: Simplify right side
   2,591.48x = 5,051,668.60
5. Step 5: Solve for x
   x = 5,051,668.60/2,591.48
6. Step 6: Final answer
   x = 1,949.34