Finding the Fourth Proportional to 3,498.32, 5,247.71 and 1,418.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498.32 : 5,247.71 = 1,418.30 : x
2. Step 2: Convert to fraction form
   3,498.32/5,247.71 = 1,418.30/x
3. Step 3: Cross multiply
   3,498.32x = 5,247.71 × 1,418.30
4. Step 4: Simplify right side
   3,498.32x = 7,442,793.76
5. Step 5: Solve for x
   x = 7,442,793.76/3,498.32
6. Step 6: Final answer
   x = 2,127.54