Finding the Fourth Proportional to 2,111.32, 3,168.54 and 1,016.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.32 : 3,168.54 = 1,016.32 : x
2. Step 2: Convert to fraction form
   2,111.32/3,168.54 = 1,016.32/x
3. Step 3: Cross multiply
   2,111.32x = 3,168.54 × 1,016.32
4. Step 4: Simplify right side
   2,111.32x = 3,220,250.57
5. Step 5: Solve for x
   x = 3,220,250.57/2,111.32
6. Step 6: Final answer
   x = 1,525.23