Finding the Fourth Proportional to 2,111.46, 2,913.81 and 1,154.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.46 : 2,913.81 = 1,154.37 : x
2. Step 2: Convert to fraction form
   2,111.46/2,913.81 = 1,154.37/x
3. Step 3: Cross multiply
   2,111.46x = 2,913.81 × 1,154.37
4. Step 4: Simplify right side
   2,111.46x = 3,363,619.75
5. Step 5: Solve for x
   x = 3,363,619.75/2,111.46
6. Step 6: Final answer
   x = 1,593.03