Finding the Fourth Proportional to 2,431.89, 3,642.37 and 1,704.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431.89 : 3,642.37 = 1,704.71 : x
2. Step 2: Convert to fraction form
   2,431.89/3,642.37 = 1,704.71/x
3. Step 3: Cross multiply
   2,431.89x = 3,642.37 × 1,704.71
4. Step 4: Simplify right side
   2,431.89x = 6,209,176.04
5. Step 5: Solve for x
   x = 6,209,176.04/2,431.89
6. Step 6: Final answer
   x = 2,553.23