Finding the Fourth Proportional to 3,058.89, 4,588.64 and 1,111.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,058.89 : 4,588.64 = 1,111.25 : x
2. Step 2: Convert to fraction form
   3,058.89/4,588.64 = 1,111.25/x
3. Step 3: Cross multiply
   3,058.89x = 4,588.64 × 1,111.25
4. Step 4: Simplify right side
   3,058.89x = 5,099,097.70
5. Step 5: Solve for x
   x = 5,099,097.70/3,058.89
6. Step 6: Final answer
   x = 1,666.98