Finding the Fourth Proportional to 3,706.38, 5,556.78 and 2,245.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,706.38 : 5,556.78 = 2,245.18 : x
2. Step 2: Convert to fraction form
   3,706.38/5,556.78 = 2,245.18/x
3. Step 3: Cross multiply
   3,706.38x = 5,556.78 × 2,245.18
4. Step 4: Simplify right side
   3,706.38x = 12,475,971.32
5. Step 5: Solve for x
   x = 12,475,971.32/3,706.38
6. Step 6: Final answer
   x = 3,366.08