Finding the Fourth Proportional to 9,693.72, 14,540.64 and 3,850.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,693.72 : 14,540.64 = 3,850.31 : x
2. Step 2: Convert to fraction form
   9,693.72/14,540.64 = 3,850.31/x
3. Step 3: Cross multiply
   9,693.72x = 14,540.64 × 3,850.31
4. Step 4: Simplify right side
   9,693.72x = 55,985,971.60
5. Step 5: Solve for x
   x = 55,985,971.60/9,693.72
6. Step 6: Final answer
   x = 5,775.49