Finding the Fourth Proportional to 1,715.34, 2,367 and 1,007.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.34 : 2,367 = 1,007.14 : x
2. Step 2: Convert to fraction form
   1,715.34/2,367 = 1,007.14/x
3. Step 3: Cross multiply
   1,715.34x = 2,367 × 1,007.14
4. Step 4: Simplify right side
   1,715.34x = 2,383,900.38
5. Step 5: Solve for x
   x = 2,383,900.38/1,715.34
6. Step 6: Final answer
   x = 1,389.75