Finding the Fourth Proportional to 2,379.34, 3,282.15 and 1,679.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.34 : 3,282.15 = 1,679.50 : x
2. Step 2: Convert to fraction form
   2,379.34/3,282.15 = 1,679.50/x
3. Step 3: Cross multiply
   2,379.34x = 3,282.15 × 1,679.50
4. Step 4: Simplify right side
   2,379.34x = 5,512,370.93
5. Step 5: Solve for x
   x = 5,512,370.93/2,379.34
6. Step 6: Final answer
   x = 2,316.76