Finding the Fourth Proportional to 6,924.56, 9,556.04 and 3,780.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,924.56 : 9,556.04 = 3,780.72 : x
2. Step 2: Convert to fraction form
   6,924.56/9,556.04 = 3,780.72/x
3. Step 3: Cross multiply
   6,924.56x = 9,556.04 × 3,780.72
4. Step 4: Simplify right side
   6,924.56x = 36,128,711.55
5. Step 5: Solve for x
   x = 36,128,711.55/6,924.56
6. Step 6: Final answer
   x = 5,217.47