Finding the Fourth Proportional to 6,345.80, 8,756.98 and 3,513.14

Step by Step Solution

1. Step 1: Write the proportion equation
   6,345.80 : 8,756.98 = 3,513.14 : x
2. Step 2: Convert to fraction form
   6,345.80/8,756.98 = 3,513.14/x
3. Step 3: Cross multiply
   6,345.80x = 8,756.98 × 3,513.14
4. Step 4: Simplify right side
   6,345.80x = 30,764,496.72
5. Step 5: Solve for x
   x = 30,764,496.72/6,345.80
6. Step 6: Final answer
   x = 4,848.01