Finding the Fourth Proportional to 2,301.21, 3,172.37 and 1,743.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.21 : 3,172.37 = 1,743.53 : x
2. Step 2: Convert to fraction form
   2,301.21/3,172.37 = 1,743.53/x
3. Step 3: Cross multiply
   2,301.21x = 3,172.37 × 1,743.53
4. Step 4: Simplify right side
   2,301.21x = 5,531,097.69
5. Step 5: Solve for x
   x = 5,531,097.69/2,301.21
6. Step 6: Final answer
   x = 2,403.56