Finding the Fourth Proportional to 2,300.81, 3,451.40 and 740.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.81 : 3,451.40 = 740.24 : x
2. Step 2: Convert to fraction form
   2,300.81/3,451.40 = 740.24/x
3. Step 3: Cross multiply
   2,300.81x = 3,451.40 × 740.24
4. Step 4: Simplify right side
   2,300.81x = 2,554,843.38
5. Step 5: Solve for x
   x = 2,554,843.38/2,300.81
6. Step 6: Final answer
   x = 1,110.41