Finding the Fourth Proportional to 9,412.82, 14,118.77 and 3,864.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,412.82 : 14,118.77 = 3,864.78 : x
2. Step 2: Convert to fraction form
   9,412.82/14,118.77 = 3,864.78/x
3. Step 3: Cross multiply
   9,412.82x = 14,118.77 × 3,864.78
4. Step 4: Simplify right side
   9,412.82x = 54,565,920.60
5. Step 5: Solve for x
   x = 54,565,920.60/9,412.82
6. Step 6: Final answer
   x = 5,796.98