Finding the Fourth Proportional to 2,064.83, 3,097.34 and 659.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.83 : 3,097.34 = 659.40 : x
2. Step 2: Convert to fraction form
   2,064.83/3,097.34 = 659.40/x
3. Step 3: Cross multiply
   2,064.83x = 3,097.34 × 659.40
4. Step 4: Simplify right side
   2,064.83x = 2,042,370.51
5. Step 5: Solve for x
   x = 2,042,370.51/2,064.83
6. Step 6: Final answer
   x = 989.12