Finding the Fourth Proportional to 2,175.94, 3,005.30 and 1,433.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.94 : 3,005.30 = 1,433.22 : x
2. Step 2: Convert to fraction form
   2,175.94/3,005.30 = 1,433.22/x
3. Step 3: Cross multiply
   2,175.94x = 3,005.30 × 1,433.22
4. Step 4: Simplify right side
   2,175.94x = 4,307,256.07
5. Step 5: Solve for x
   x = 4,307,256.07/2,175.94
6. Step 6: Final answer
   x = 1,979.49