Finding the Fourth Proportional to 1,114.97, 1,537.89 and 672.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114.97 : 1,537.89 = 672.10 : x
2. Step 2: Convert to fraction form
   1,114.97/1,537.89 = 672.10/x
3. Step 3: Cross multiply
   1,114.97x = 1,537.89 × 672.10
4. Step 4: Simplify right side
   1,114.97x = 1,033,609.50
5. Step 5: Solve for x
   x = 1,033,609.50/1,114.97
6. Step 6: Final answer
   x = 927.03