Finding the Fourth Proportional to 3,384.86, 5,075.83 and 1,163.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384.86 : 5,075.83 = 1,163.91 : x
2. Step 2: Convert to fraction form
   3,384.86/5,075.83 = 1,163.91/x
3. Step 3: Cross multiply
   3,384.86x = 5,075.83 × 1,163.91
4. Step 4: Simplify right side
   3,384.86x = 5,907,828.67
5. Step 5: Solve for x
   x = 5,907,828.67/3,384.86
6. Step 6: Final answer
   x = 1,745.37