Finding the Fourth Proportional to 5,530.18, 8,290.94 and 3,770.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,530.18 : 8,290.94 = 3,770.82 : x
2. Step 2: Convert to fraction form
   5,530.18/8,290.94 = 3,770.82/x
3. Step 3: Cross multiply
   5,530.18x = 8,290.94 × 3,770.82
4. Step 4: Simplify right side
   5,530.18x = 31,263,642.37
5. Step 5: Solve for x
   x = 31,263,642.37/5,530.18
6. Step 6: Final answer
   x = 5,653.28