Finding the Fourth Proportional to 1,045.34, 1,442.22 and 597.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,045.34 : 1,442.22 = 597.12 : x
2. Step 2: Convert to fraction form
   1,045.34/1,442.22 = 597.12/x
3. Step 3: Cross multiply
   1,045.34x = 1,442.22 × 597.12
4. Step 4: Simplify right side
   1,045.34x = 861,178.41
5. Step 5: Solve for x
   x = 861,178.41/1,045.34
6. Step 6: Final answer
   x = 823.83