Finding the Fourth Proportional to 3,498.81, 5,247.74 and 1,418.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498.81 : 5,247.74 = 1,418.82 : x
2. Step 2: Convert to fraction form
   3,498.81/5,247.74 = 1,418.82/x
3. Step 3: Cross multiply
   3,498.81x = 5,247.74 × 1,418.82
4. Step 4: Simplify right side
   3,498.81x = 7,445,591.37
5. Step 5: Solve for x
   x = 7,445,591.37/3,498.81
6. Step 6: Final answer
   x = 2,128.04