Finding the Fourth Proportional to 9,442.50, 14,161.53 and 3,890.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,442.50 : 14,161.53 = 3,890.34 : x
2. Step 2: Convert to fraction form
   9,442.50/14,161.53 = 3,890.34/x
3. Step 3: Cross multiply
   9,442.50x = 14,161.53 × 3,890.34
4. Step 4: Simplify right side
   9,442.50x = 55,093,166.62
5. Step 5: Solve for x
   x = 55,093,166.62/9,442.50
6. Step 6: Final answer
   x = 5,834.60