Finding the Fourth Proportional to 1,145.49, 1,715.82 and 950.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145.49 : 1,715.82 = 950.01 : x
2. Step 2: Convert to fraction form
   1,145.49/1,715.82 = 950.01/x
3. Step 3: Cross multiply
   1,145.49x = 1,715.82 × 950.01
4. Step 4: Simplify right side
   1,145.49x = 1,630,046.16
5. Step 5: Solve for x
   x = 1,630,046.16/1,145.49
6. Step 6: Final answer
   x = 1,423.01