Finding the Fourth Proportional to 1,016.32, 1,522.56 and 976

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.32 : 1,522.56 = 976 : x
2. Step 2: Convert to fraction form
   1,016.32/1,522.56 = 976/x
3. Step 3: Cross multiply
   1,016.32x = 1,522.56 × 976
4. Step 4: Simplify right side
   1,016.32x = 1,486,018.56
5. Step 5: Solve for x
   x = 1,486,018.56/1,016.32
6. Step 6: Final answer
   x = 1,462.16