Finding the Fourth Proportional to 10,956.69, 16,436.75 and 3,842.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,956.69 : 16,436.75 = 3,842.88 : x
2. Step 2: Convert to fraction form
   10,956.69/16,436.75 = 3,842.88/x
3. Step 3: Cross multiply
   10,956.69x = 16,436.75 × 3,842.88
4. Step 4: Simplify right side
   10,956.69x = 63,164,438.63
5. Step 5: Solve for x
   x = 63,164,438.63/10,956.69
6. Step 6: Final answer
   x = 5,764.92