Finding the Fourth Proportional to 2,624.90, 3,626.32 and 1,960.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.90 : 3,626.32 = 1,960.58 : x
2. Step 2: Convert to fraction form
   2,624.90/3,626.32 = 1,960.58/x
3. Step 3: Cross multiply
   2,624.90x = 3,626.32 × 1,960.58
4. Step 4: Simplify right side
   2,624.90x = 7,109,690.47
5. Step 5: Solve for x
   x = 7,109,690.47/2,624.90
6. Step 6: Final answer
   x = 2,708.56