Finding the Fourth Proportional to 1,933.81, 2,668.55 and 1,137.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.81 : 2,668.55 = 1,137.01 : x
2. Step 2: Convert to fraction form
   1,933.81/2,668.55 = 1,137.01/x
3. Step 3: Cross multiply
   1,933.81x = 2,668.55 × 1,137.01
4. Step 4: Simplify right side
   1,933.81x = 3,034,168.04
5. Step 5: Solve for x
   x = 3,034,168.04/1,933.81
6. Step 6: Final answer
   x = 1,569.01