Finding the Fourth Proportional to 1,127.94, 1,692.78 and 737.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,127.94 : 1,692.78 = 737.83 : x
2. Step 2: Convert to fraction form
   1,127.94/1,692.78 = 737.83/x
3. Step 3: Cross multiply
   1,127.94x = 1,692.78 × 737.83
4. Step 4: Simplify right side
   1,127.94x = 1,248,983.87
5. Step 5: Solve for x
   x = 1,248,983.87/1,127.94
6. Step 6: Final answer
   x = 1,107.31