Finding the Fourth Proportional to 2,150.93, 3,227.61 and 1,225.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.93 : 3,227.61 = 1,225.91 : x
2. Step 2: Convert to fraction form
   2,150.93/3,227.61 = 1,225.91/x
3. Step 3: Cross multiply
   2,150.93x = 3,227.61 × 1,225.91
4. Step 4: Simplify right side
   2,150.93x = 3,956,759.38
5. Step 5: Solve for x
   x = 3,956,759.38/2,150.93
6. Step 6: Final answer
   x = 1,839.56