Finding the Fourth Proportional to 10,834.12, 16,247.94 and 3,907

Step by Step Solution

1. Step 1: Write the proportion equation
   10,834.12 : 16,247.94 = 3,907 : x
2. Step 2: Convert to fraction form
   10,834.12/16,247.94 = 3,907/x
3. Step 3: Cross multiply
   10,834.12x = 16,247.94 × 3,907
4. Step 4: Simplify right side
   10,834.12x = 63,480,701.58
5. Step 5: Solve for x
   x = 63,480,701.58/10,834.12
6. Step 6: Final answer
   x = 5,859.33