Finding the Fourth Proportional to 2,377.78, 3,563.29 and 1,127.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.78 : 3,563.29 = 1,127.04 : x
2. Step 2: Convert to fraction form
   2,377.78/3,563.29 = 1,127.04/x
3. Step 3: Cross multiply
   2,377.78x = 3,563.29 × 1,127.04
4. Step 4: Simplify right side
   2,377.78x = 4,015,970.36
5. Step 5: Solve for x
   x = 4,015,970.36/2,377.78
6. Step 6: Final answer
   x = 1,688.96