Finding the Fourth Proportional to 6,269.46, 8,642.61 and 4,940.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,269.46 : 8,642.61 = 4,940.52 : x
2. Step 2: Convert to fraction form
   6,269.46/8,642.61 = 4,940.52/x
3. Step 3: Cross multiply
   6,269.46x = 8,642.61 × 4,940.52
4. Step 4: Simplify right side
   6,269.46x = 42,698,987.56
5. Step 5: Solve for x
   x = 42,698,987.56/6,269.46
6. Step 6: Final answer
   x = 6,810.63