Finding the Fourth Proportional to 2,755.94, 4,134.17 and 907.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,755.94 : 4,134.17 = 907.07 : x
2. Step 2: Convert to fraction form
   2,755.94/4,134.17 = 907.07/x
3. Step 3: Cross multiply
   2,755.94x = 4,134.17 × 907.07
4. Step 4: Simplify right side
   2,755.94x = 3,749,956.38
5. Step 5: Solve for x
   x = 3,749,956.38/2,755.94
6. Step 6: Final answer
   x = 1,360.68