Finding the Fourth Proportional to 2,051.79, 3,072.78 and 1,183.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.79 : 3,072.78 = 1,183.47 : x
2. Step 2: Convert to fraction form
   2,051.79/3,072.78 = 1,183.47/x
3. Step 3: Cross multiply
   2,051.79x = 3,072.78 × 1,183.47
4. Step 4: Simplify right side
   2,051.79x = 3,636,542.95
5. Step 5: Solve for x
   x = 3,636,542.95/2,051.79
6. Step 6: Final answer
   x = 1,772.38