Finding the Fourth Proportional to 1,058.00, 1,459.89 and 616.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058.00 : 1,459.89 = 616.01 : x
2. Step 2: Convert to fraction form
   1,058.00/1,459.89 = 616.01/x
3. Step 3: Cross multiply
   1,058.00x = 1,459.89 × 616.01
4. Step 4: Simplify right side
   1,058.00x = 899,299.54
5. Step 5: Solve for x
   x = 899,299.54/1,058.00
6. Step 6: Final answer
   x = 850.00