Finding the Fourth Proportional to 7,794.72, 10,756.64 and 4,257.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,794.72 : 10,756.64 = 4,257.94 : x
2. Step 2: Convert to fraction form
   7,794.72/10,756.64 = 4,257.94/x
3. Step 3: Cross multiply
   7,794.72x = 10,756.64 × 4,257.94
4. Step 4: Simplify right side
   7,794.72x = 45,801,127.72
5. Step 5: Solve for x
   x = 45,801,127.72/7,794.72
6. Step 6: Final answer
   x = 5,875.92