Finding the Fourth Proportional to 1,658.92, 2,494.14 and 1,336.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,658.92 : 2,494.14 = 1,336.60 : x
2. Step 2: Convert to fraction form
   1,658.92/2,494.14 = 1,336.60/x
3. Step 3: Cross multiply
   1,658.92x = 2,494.14 × 1,336.60
4. Step 4: Simplify right side
   1,658.92x = 3,333,667.52
5. Step 5: Solve for x
   x = 3,333,667.52/1,658.92
6. Step 6: Final answer
   x = 2,009.54