Finding the Fourth Proportional to 1,018.91, 1,524.71 and 882.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.91 : 1,524.71 = 882.42 : x
2. Step 2: Convert to fraction form
   1,018.91/1,524.71 = 882.42/x
3. Step 3: Cross multiply
   1,018.91x = 1,524.71 × 882.42
4. Step 4: Simplify right side
   1,018.91x = 1,345,430.19
5. Step 5: Solve for x
   x = 1,345,430.19/1,018.91
6. Step 6: Final answer
   x = 1,320.47