Finding the Fourth Proportional to 2,397.45, 3,308.70 and 1,335.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397.45 : 3,308.70 = 1,335.18 : x
2. Step 2: Convert to fraction form
   2,397.45/3,308.70 = 1,335.18/x
3. Step 3: Cross multiply
   2,397.45x = 3,308.70 × 1,335.18
4. Step 4: Simplify right side
   2,397.45x = 4,417,710.07
5. Step 5: Solve for x
   x = 4,417,710.07/2,397.45
6. Step 6: Final answer
   x = 1,842.67