Finding the Fourth Proportional to 2,703.98, 4,055.35 and 756.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,703.98 : 4,055.35 = 756.38 : x
2. Step 2: Convert to fraction form
   2,703.98/4,055.35 = 756.38/x
3. Step 3: Cross multiply
   2,703.98x = 4,055.35 × 756.38
4. Step 4: Simplify right side
   2,703.98x = 3,067,385.63
5. Step 5: Solve for x
   x = 3,067,385.63/2,703.98
6. Step 6: Final answer
   x = 1,134.40