Finding the Fourth Proportional to 1,016.17, 1,402.35 and 574.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.17 : 1,402.35 = 574.13 : x
2. Step 2: Convert to fraction form
   1,016.17/1,402.35 = 574.13/x
3. Step 3: Cross multiply
   1,016.17x = 1,402.35 × 574.13
4. Step 4: Simplify right side
   1,016.17x = 805,128.33
5. Step 5: Solve for x
   x = 805,128.33/1,016.17
6. Step 6: Final answer
   x = 792.32