Finding the Fourth Proportional to 1,960.48, 2,705.33 and 1,076.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960.48 : 2,705.33 = 1,076.12 : x
2. Step 2: Convert to fraction form
   1,960.48/2,705.33 = 1,076.12/x
3. Step 3: Cross multiply
   1,960.48x = 2,705.33 × 1,076.12
4. Step 4: Simplify right side
   1,960.48x = 2,911,259.72
5. Step 5: Solve for x
   x = 2,911,259.72/1,960.48
6. Step 6: Final answer
   x = 1,484.97