Finding the Fourth Proportional to 1,016.82, 1,525.29 and 358.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.82 : 1,525.29 = 358.62 : x
2. Step 2: Convert to fraction form
   1,016.82/1,525.29 = 358.62/x
3. Step 3: Cross multiply
   1,016.82x = 1,525.29 × 358.62
4. Step 4: Simplify right side
   1,016.82x = 546,999.50
5. Step 5: Solve for x
   x = 546,999.50/1,016.82
6. Step 6: Final answer
   x = 537.95