Finding the Fourth Proportional to 2,093.40, 3,140.17 and 1,052.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.40 : 3,140.17 = 1,052.84 : x
2. Step 2: Convert to fraction form
   2,093.40/3,140.17 = 1,052.84/x
3. Step 3: Cross multiply
   2,093.40x = 3,140.17 × 1,052.84
4. Step 4: Simplify right side
   2,093.40x = 3,306,096.32
5. Step 5: Solve for x
   x = 3,306,096.32/2,093.40
6. Step 6: Final answer
   x = 1,579.29