Finding the Fourth Proportional to 1,014.72, 1,510.56 and 1,009.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014.72 : 1,510.56 = 1,009.26 : x
2. Step 2: Convert to fraction form
   1,014.72/1,510.56 = 1,009.26/x
3. Step 3: Cross multiply
   1,014.72x = 1,510.56 × 1,009.26
4. Step 4: Simplify right side
   1,014.72x = 1,524,547.79
5. Step 5: Solve for x
   x = 1,524,547.79/1,014.72
6. Step 6: Final answer
   x = 1,502.43