Finding the Fourth Proportional to 2,038.31, 3,058.61 and 1,881.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.31 : 3,058.61 = 1,881.58 : x
2. Step 2: Convert to fraction form
   2,038.31/3,058.61 = 1,881.58/x
3. Step 3: Cross multiply
   2,038.31x = 3,058.61 × 1,881.58
4. Step 4: Simplify right side
   2,038.31x = 5,755,018.67
5. Step 5: Solve for x
   x = 5,755,018.67/2,038.31
6. Step 6: Final answer
   x = 2,823.42