Finding the Fourth Proportional to 1,134.47, 1,566 and 1,016.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,134.47 : 1,566 = 1,016.25 : x
2. Step 2: Convert to fraction form
   1,134.47/1,566 = 1,016.25/x
3. Step 3: Cross multiply
   1,134.47x = 1,566 × 1,016.25
4. Step 4: Simplify right side
   1,134.47x = 1,591,441.63
5. Step 5: Solve for x
   x = 1,591,441.63/1,134.47
6. Step 6: Final answer
   x = 1,402.80