Finding the Fourth Proportional to 1,145.98, 1,716.56 and 950.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145.98 : 1,716.56 = 950.52 : x
2. Step 2: Convert to fraction form
   1,145.98/1,716.56 = 950.52/x
3. Step 3: Cross multiply
   1,145.98x = 1,716.56 × 950.52
4. Step 4: Simplify right side
   1,145.98x = 1,631,624.61
5. Step 5: Solve for x
   x = 1,631,624.61/1,145.98
6. Step 6: Final answer
   x = 1,423.78