Finding the Fourth Proportional to 2,296.42, 3,441.89 and 1,320.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.42 : 3,441.89 = 1,320.50 : x
2. Step 2: Convert to fraction form
   2,296.42/3,441.89 = 1,320.50/x
3. Step 3: Cross multiply
   2,296.42x = 3,441.89 × 1,320.50
4. Step 4: Simplify right side
   2,296.42x = 4,545,027.65
5. Step 5: Solve for x
   x = 4,545,027.65/2,296.42
6. Step 6: Final answer
   x = 1,979.18