Finding the Fourth Proportional to 9,436.48, 14,160.18 and 3,888.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,436.48 : 14,160.18 = 3,888.79 : x
2. Step 2: Convert to fraction form
   9,436.48/14,160.18 = 3,888.79/x
3. Step 3: Cross multiply
   9,436.48x = 14,160.18 × 3,888.79
4. Step 4: Simplify right side
   9,436.48x = 55,065,895.58
5. Step 5: Solve for x
   x = 55,065,895.58/9,436.48
6. Step 6: Final answer
   x = 5,835.43