Finding the Fourth Proportional to 1,005.36, 1,499.25 and 968.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005.36 : 1,499.25 = 968.91 : x
2. Step 2: Convert to fraction form
   1,005.36/1,499.25 = 968.91/x
3. Step 3: Cross multiply
   1,005.36x = 1,499.25 × 968.91
4. Step 4: Simplify right side
   1,005.36x = 1,452,638.32
5. Step 5: Solve for x
   x = 1,452,638.32/1,005.36
6. Step 6: Final answer
   x = 1,444.89