Finding the Fourth Proportional to 6,340.10, 8,748.82 and 3,507.40

Step by Step Solution

1. Step 1: Write the proportion equation
   6,340.10 : 8,748.82 = 3,507.40 : x
2. Step 2: Convert to fraction form
   6,340.10/8,748.82 = 3,507.40/x
3. Step 3: Cross multiply
   6,340.10x = 8,748.82 × 3,507.40
4. Step 4: Simplify right side
   6,340.10x = 30,685,626.59
5. Step 5: Solve for x
   x = 30,685,626.59/6,340.10
6. Step 6: Final answer
   x = 4,839.93