Finding the Fourth Proportional to 2,127.64, 3,191.52 and 1,016.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.64 : 3,191.52 = 1,016.68 : x
2. Step 2: Convert to fraction form
   2,127.64/3,191.52 = 1,016.68/x
3. Step 3: Cross multiply
   2,127.64x = 3,191.52 × 1,016.68
4. Step 4: Simplify right side
   2,127.64x = 3,244,754.55
5. Step 5: Solve for x
   x = 3,244,754.55/2,127.64
6. Step 6: Final answer
   x = 1,525.05