Finding the Fourth Proportional to 5,379.91, 8,069.86 and 1,484.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,379.91 : 8,069.86 = 1,484.31 : x
2. Step 2: Convert to fraction form
   5,379.91/8,069.86 = 1,484.31/x
3. Step 3: Cross multiply
   5,379.91x = 8,069.86 × 1,484.31
4. Step 4: Simplify right side
   5,379.91x = 11,978,173.90
5. Step 5: Solve for x
   x = 11,978,173.90/5,379.91
6. Step 6: Final answer
   x = 2,226.46