Finding the Fourth Proportional to 2,052.94, 3,076.16 and 1,078.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.94 : 3,076.16 = 1,078.06 : x
2. Step 2: Convert to fraction form
   2,052.94/3,076.16 = 1,078.06/x
3. Step 3: Cross multiply
   2,052.94x = 3,076.16 × 1,078.06
4. Step 4: Simplify right side
   2,052.94x = 3,316,285.05
5. Step 5: Solve for x
   x = 3,316,285.05/2,052.94
6. Step 6: Final answer
   x = 1,615.38