Finding the Fourth Proportional to 6,377.82, 8,788.95 and 5,196.84

Step by Step Solution

1. Step 1: Write the proportion equation
   6,377.82 : 8,788.95 = 5,196.84 : x
2. Step 2: Convert to fraction form
   6,377.82/8,788.95 = 5,196.84/x
3. Step 3: Cross multiply
   6,377.82x = 8,788.95 × 5,196.84
4. Step 4: Simplify right side
   6,377.82x = 45,674,766.92
5. Step 5: Solve for x
   x = 45,674,766.92/6,377.82
6. Step 6: Final answer
   x = 7,161.50