Finding the Fourth Proportional to 9,389.07, 14,085.72 and 3,149.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,389.07 : 14,085.72 = 3,149.42 : x
2. Step 2: Convert to fraction form
   9,389.07/14,085.72 = 3,149.42/x
3. Step 3: Cross multiply
   9,389.07x = 14,085.72 × 3,149.42
4. Step 4: Simplify right side
   9,389.07x = 44,361,777.85
5. Step 5: Solve for x
   x = 44,361,777.85/9,389.07
6. Step 6: Final answer
   x = 4,724.83