Finding the Fourth Proportional to 1,937.51, 2,674.15 and 1,151.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,937.51 : 2,674.15 = 1,151.40 : x
2. Step 2: Convert to fraction form
   1,937.51/2,674.15 = 1,151.40/x
3. Step 3: Cross multiply
   1,937.51x = 2,674.15 × 1,151.40
4. Step 4: Simplify right side
   1,937.51x = 3,079,016.31
5. Step 5: Solve for x
   x = 3,079,016.31/1,937.51
6. Step 6: Final answer
   x = 1,589.16