Finding the Fourth Proportional to 2,423.55, 3,636.69 and 1,382.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.55 : 3,636.69 = 1,382.91 : x
2. Step 2: Convert to fraction form
   2,423.55/3,636.69 = 1,382.91/x
3. Step 3: Cross multiply
   2,423.55x = 3,636.69 × 1,382.91
4. Step 4: Simplify right side
   2,423.55x = 5,029,196.78
5. Step 5: Solve for x
   x = 5,029,196.78/2,423.55
6. Step 6: Final answer
   x = 2,075.14