Finding the Fourth Proportional to 1,715.24, 2,367.02 and 1,007.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.24 : 2,367.02 = 1,007.10 : x
2. Step 2: Convert to fraction form
   1,715.24/2,367.02 = 1,007.10/x
3. Step 3: Cross multiply
   1,715.24x = 2,367.02 × 1,007.10
4. Step 4: Simplify right side
   1,715.24x = 2,383,820.81
5. Step 5: Solve for x
   x = 2,383,820.81/1,715.24
6. Step 6: Final answer
   x = 1,389.79