Finding the Fourth Proportional to 1,038.22, 1,549.94 and 882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038.22 : 1,549.94 = 882.50 : x
2. Step 2: Convert to fraction form
   1,038.22/1,549.94 = 882.50/x
3. Step 3: Cross multiply
   1,038.22x = 1,549.94 × 882.50
4. Step 4: Simplify right side
   1,038.22x = 1,367,809.89
5. Step 5: Solve for x
   x = 1,367,809.89/1,038.22
6. Step 6: Final answer
   x = 1,317.46