Finding the Fourth Proportional to 2,443.31, 3,665.58 and 711.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.31 : 3,665.58 = 711.94 : x
2. Step 2: Convert to fraction form
   2,443.31/3,665.58 = 711.94/x
3. Step 3: Cross multiply
   2,443.31x = 3,665.58 × 711.94
4. Step 4: Simplify right side
   2,443.31x = 2,609,673.03
5. Step 5: Solve for x
   x = 2,609,673.03/2,443.31
6. Step 6: Final answer
   x = 1,068.09