Finding the Fourth Proportional to 2,591.91, 3,576.80 and 1,412.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.91 : 3,576.80 = 1,412.98 : x
2. Step 2: Convert to fraction form
   2,591.91/3,576.80 = 1,412.98/x
3. Step 3: Cross multiply
   2,591.91x = 3,576.80 × 1,412.98
4. Step 4: Simplify right side
   2,591.91x = 5,053,941.45
5. Step 5: Solve for x
   x = 5,053,941.45/2,591.91
6. Step 6: Final answer
   x = 1,949.89