Finding the Fourth Proportional to 5,379.32, 8,067.50 and 3,814.70

Step by Step Solution

1. Step 1: Write the proportion equation
   5,379.32 : 8,067.50 = 3,814.70 : x
2. Step 2: Convert to fraction form
   5,379.32/8,067.50 = 3,814.70/x
3. Step 3: Cross multiply
   5,379.32x = 8,067.50 × 3,814.70
4. Step 4: Simplify right side
   5,379.32x = 30,775,032.84
5. Step 5: Solve for x
   x = 30,775,032.84/5,379.32
6. Step 6: Final answer
   x = 5,720.99