Finding the Fourth Proportional to 4,894.57, 7,343.37 and 1,431.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,894.57 : 7,343.37 = 1,431.82 : x
2. Step 2: Convert to fraction form
   4,894.57/7,343.37 = 1,431.82/x
3. Step 3: Cross multiply
   4,894.57x = 7,343.37 × 1,431.82
4. Step 4: Simplify right side
   4,894.57x = 10,514,384.03
5. Step 5: Solve for x
   x = 10,514,384.03/4,894.57
6. Step 6: Final answer
   x = 2,148.17