Finding the Fourth Proportional to 3,446.30, 5,166.53 and 1,367.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,446.30 : 5,166.53 = 1,367.78 : x
2. Step 2: Convert to fraction form
   3,446.30/5,166.53 = 1,367.78/x
3. Step 3: Cross multiply
   3,446.30x = 5,166.53 × 1,367.78
4. Step 4: Simplify right side
   3,446.30x = 7,066,648.86
5. Step 5: Solve for x
   x = 7,066,648.86/3,446.30
6. Step 6: Final answer
   x = 2,050.50