Finding the Fourth Proportional to 3,576.69, 5,362.81 and 1,384.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,576.69 : 5,362.81 = 1,384.43 : x
2. Step 2: Convert to fraction form
   3,576.69/5,362.81 = 1,384.43/x
3. Step 3: Cross multiply
   3,576.69x = 5,362.81 × 1,384.43
4. Step 4: Simplify right side
   3,576.69x = 7,424,404.77
5. Step 5: Solve for x
   x = 7,424,404.77/3,576.69
6. Step 6: Final answer
   x = 2,075.78