Finding the Fourth Proportional to 9,365.57, 14,043.65 and 3,123.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,365.57 : 14,043.65 = 3,123.37 : x
2. Step 2: Convert to fraction form
   9,365.57/14,043.65 = 3,123.37/x
3. Step 3: Cross multiply
   9,365.57x = 14,043.65 × 3,123.37
4. Step 4: Simplify right side
   9,365.57x = 43,863,515.10
5. Step 5: Solve for x
   x = 43,863,515.10/9,365.57
6. Step 6: Final answer
   x = 4,683.49