Finding the Fourth Proportional to 3,366.88, 5,050.52 and 1,058.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,366.88 : 5,050.52 = 1,058.38 : x
2. Step 2: Convert to fraction form
   3,366.88/5,050.52 = 1,058.38/x
3. Step 3: Cross multiply
   3,366.88x = 5,050.52 × 1,058.38
4. Step 4: Simplify right side
   3,366.88x = 5,345,338.81
5. Step 5: Solve for x
   x = 5,345,338.81/3,366.88
6. Step 6: Final answer
   x = 1,587.63