Finding the Fourth Proportional to 2,231.43, 3,076.34 and 1,881.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231.43 : 3,076.34 = 1,881.51 : x
2. Step 2: Convert to fraction form
   2,231.43/3,076.34 = 1,881.51/x
3. Step 3: Cross multiply
   2,231.43x = 3,076.34 × 1,881.51
4. Step 4: Simplify right side
   2,231.43x = 5,788,164.47
5. Step 5: Solve for x
   x = 5,788,164.47/2,231.43
6. Step 6: Final answer
   x = 2,593.93