Finding the Fourth Proportional to 9,038.07, 12,469.69 and 5,058.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,038.07 : 12,469.69 = 5,058.55 : x
2. Step 2: Convert to fraction form
   9,038.07/12,469.69 = 5,058.55/x
3. Step 3: Cross multiply
   9,038.07x = 12,469.69 × 5,058.55
4. Step 4: Simplify right side
   9,038.07x = 63,078,550.35
5. Step 5: Solve for x
   x = 63,078,550.35/9,038.07
6. Step 6: Final answer
   x = 6,979.21