Finding the Fourth Proportional to 9,402.18, 14,100.94 and 3,857.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,402.18 : 14,100.94 = 3,857.07 : x
2. Step 2: Convert to fraction form
   9,402.18/14,100.94 = 3,857.07/x
3. Step 3: Cross multiply
   9,402.18x = 14,100.94 × 3,857.07
4. Step 4: Simplify right side
   9,402.18x = 54,388,269.33
5. Step 5: Solve for x
   x = 54,388,269.33/9,402.18
6. Step 6: Final answer
   x = 5,784.65