Finding the Fourth Proportional to 7,820.55, 10,794.06 and 5,168.34

Step by Step Solution

1. Step 1: Write the proportion equation
   7,820.55 : 10,794.06 = 5,168.34 : x
2. Step 2: Convert to fraction form
   7,820.55/10,794.06 = 5,168.34/x
3. Step 3: Cross multiply
   7,820.55x = 10,794.06 × 5,168.34
4. Step 4: Simplify right side
   7,820.55x = 55,787,372.06
5. Step 5: Solve for x
   x = 55,787,372.06/7,820.55
6. Step 6: Final answer
   x = 7,133.43