Finding the Fourth Proportional to 2,038.56, 3,058.41 and 999.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.56 : 3,058.41 = 999.15 : x
2. Step 2: Convert to fraction form
   2,038.56/3,058.41 = 999.15/x
3. Step 3: Cross multiply
   2,038.56x = 3,058.41 × 999.15
4. Step 4: Simplify right side
   2,038.56x = 3,055,810.35
5. Step 5: Solve for x
   x = 3,055,810.35/2,038.56
6. Step 6: Final answer
   x = 1,499.00