Finding the Fourth Proportional to 2,437.32, 3,659.61 and 1,398.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,437.32 : 3,659.61 = 1,398.48 : x
2. Step 2: Convert to fraction form
   2,437.32/3,659.61 = 1,398.48/x
3. Step 3: Cross multiply
   2,437.32x = 3,659.61 × 1,398.48
4. Step 4: Simplify right side
   2,437.32x = 5,117,891.39
5. Step 5: Solve for x
   x = 5,117,891.39/2,437.32
6. Step 6: Final answer
   x = 2,099.80