Finding the Fourth Proportional to 1,114.37, 1,537.88 and 672.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114.37 : 1,537.88 = 672.42 : x
2. Step 2: Convert to fraction form
   1,114.37/1,537.88 = 672.42/x
3. Step 3: Cross multiply
   1,114.37x = 1,537.88 × 672.42
4. Step 4: Simplify right side
   1,114.37x = 1,034,101.27
5. Step 5: Solve for x
   x = 1,034,101.27/1,114.37
6. Step 6: Final answer
   x = 927.97