Finding the Fourth Proportional to 2,283.31, 3,423.73 and 1,553.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,283.31 : 3,423.73 = 1,553.71 : x
2. Step 2: Convert to fraction form
   2,283.31/3,423.73 = 1,553.71/x
3. Step 3: Cross multiply
   2,283.31x = 3,423.73 × 1,553.71
4. Step 4: Simplify right side
   2,283.31x = 5,319,483.54
5. Step 5: Solve for x
   x = 5,319,483.54/2,283.31
6. Step 6: Final answer
   x = 2,329.72