Finding the Fourth Proportional to 1,003.33, 1,502.67 and 968.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.33 : 1,502.67 = 968.72 : x
2. Step 2: Convert to fraction form
   1,003.33/1,502.67 = 968.72/x
3. Step 3: Cross multiply
   1,003.33x = 1,502.67 × 968.72
4. Step 4: Simplify right side
   1,003.33x = 1,455,666.48
5. Step 5: Solve for x
   x = 1,455,666.48/1,003.33
6. Step 6: Final answer
   x = 1,450.84