Finding the Fourth Proportional to 10,436.72, 15,654.67 and 3,860.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,436.72 : 15,654.67 = 3,860.33 : x
2. Step 2: Convert to fraction form
   10,436.72/15,654.67 = 3,860.33/x
3. Step 3: Cross multiply
   10,436.72x = 15,654.67 × 3,860.33
4. Step 4: Simplify right side
   10,436.72x = 60,432,104.32
5. Step 5: Solve for x
   x = 60,432,104.32/10,436.72
6. Step 6: Final answer
   x = 5,790.34