Finding the Fourth Proportional to 6,142.59, 8,476.61 and 3,348.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,142.59 : 8,476.61 = 3,348.09 : x
2. Step 2: Convert to fraction form
   6,142.59/8,476.61 = 3,348.09/x
3. Step 3: Cross multiply
   6,142.59x = 8,476.61 × 3,348.09
4. Step 4: Simplify right side
   6,142.59x = 28,380,436.43
5. Step 5: Solve for x
   x = 28,380,436.43/6,142.59
6. Step 6: Final answer
   x = 4,620.27