Finding the Fourth Proportional to 6,076.84, 8,387.12 and 3,558.80

Step by Step Solution

1. Step 1: Write the proportion equation
   6,076.84 : 8,387.12 = 3,558.80 : x
2. Step 2: Convert to fraction form
   6,076.84/8,387.12 = 3,558.80/x
3. Step 3: Cross multiply
   6,076.84x = 8,387.12 × 3,558.80
4. Step 4: Simplify right side
   6,076.84x = 29,848,061.69
5. Step 5: Solve for x
   x = 29,848,061.69/6,076.84
6. Step 6: Final answer
   x = 4,911.78