Finding the Fourth Proportional to 2,294.35, 3,439.54 and 1,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,294.35 : 3,439.54 = 1,061.12 : x
2. Step 2: Convert to fraction form
   2,294.35/3,439.54 = 1,061.12/x
3. Step 3: Cross multiply
   2,294.35x = 3,439.54 × 1,061.12
4. Step 4: Simplify right side
   2,294.35x = 3,649,764.68
5. Step 5: Solve for x
   x = 3,649,764.68/2,294.35
6. Step 6: Final answer
   x = 1,590.76