Finding the Fourth Proportional to 6,377.95, 8,801.67 and 3,506.80

Step by Step Solution

1. Step 1: Write the proportion equation
   6,377.95 : 8,801.67 = 3,506.80 : x
2. Step 2: Convert to fraction form
   6,377.95/8,801.67 = 3,506.80/x
3. Step 3: Cross multiply
   6,377.95x = 8,801.67 × 3,506.80
4. Step 4: Simplify right side
   6,377.95x = 30,865,664.42
5. Step 5: Solve for x
   x = 30,865,664.42/6,377.95
6. Step 6: Final answer
   x = 4,839.44