Finding the Fourth Proportional to 1,976.94, 2,963.28 and 1,051.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.94 : 2,963.28 = 1,051.56 : x
2. Step 2: Convert to fraction form
   1,976.94/2,963.28 = 1,051.56/x
3. Step 3: Cross multiply
   1,976.94x = 2,963.28 × 1,051.56
4. Step 4: Simplify right side
   1,976.94x = 3,116,066.72
5. Step 5: Solve for x
   x = 3,116,066.72/1,976.94
6. Step 6: Final answer
   x = 1,576.21