Finding the Fourth Proportional to 6,082.72, 8,394.04 and 3,430.40

Step by Step Solution

1. Step 1: Write the proportion equation
   6,082.72 : 8,394.04 = 3,430.40 : x
2. Step 2: Convert to fraction form
   6,082.72/8,394.04 = 3,430.40/x
3. Step 3: Cross multiply
   6,082.72x = 8,394.04 × 3,430.40
4. Step 4: Simplify right side
   6,082.72x = 28,794,914.82
5. Step 5: Solve for x
   x = 28,794,914.82/6,082.72
6. Step 6: Final answer
   x = 4,733.89