Finding the Fourth Proportional to 1,736.88, 2,396.81 and 950.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736.88 : 2,396.81 = 950.78 : x
2. Step 2: Convert to fraction form
   1,736.88/2,396.81 = 950.78/x
3. Step 3: Cross multiply
   1,736.88x = 2,396.81 × 950.78
4. Step 4: Simplify right side
   1,736.88x = 2,278,828.27
5. Step 5: Solve for x
   x = 2,278,828.27/1,736.88
6. Step 6: Final answer
   x = 1,312.02