Finding the Fourth Proportional to 7,770.08, 10,722.82 and 4,233.29

Step by Step Solution

1. Step 1: Write the proportion equation
   7,770.08 : 10,722.82 = 4,233.29 : x
2. Step 2: Convert to fraction form
   7,770.08/10,722.82 = 4,233.29/x
3. Step 3: Cross multiply
   7,770.08x = 10,722.82 × 4,233.29
4. Step 4: Simplify right side
   7,770.08x = 45,392,742.48
5. Step 5: Solve for x
   x = 45,392,742.48/7,770.08
6. Step 6: Final answer
   x = 5,841.99