Finding the Fourth Proportional to 6,788.72, 9,368.04 and 3,763.68

Step by Step Solution

1. Step 1: Write the proportion equation
   6,788.72 : 9,368.04 = 3,763.68 : x
2. Step 2: Convert to fraction form
   6,788.72/9,368.04 = 3,763.68/x
3. Step 3: Cross multiply
   6,788.72x = 9,368.04 × 3,763.68
4. Step 4: Simplify right side
   6,788.72x = 35,258,304.79
5. Step 5: Solve for x
   x = 35,258,304.79/6,788.72
6. Step 6: Final answer
   x = 5,193.66