Finding the Fourth Proportional to 10,767.84, 16,154.64 and 3,842.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,767.84 : 16,154.64 = 3,842.72 : x
2. Step 2: Convert to fraction form
   10,767.84/16,154.64 = 3,842.72/x
3. Step 3: Cross multiply
   10,767.84x = 16,154.64 × 3,842.72
4. Step 4: Simplify right side
   10,767.84x = 62,077,758.22
5. Step 5: Solve for x
   x = 62,077,758.22/10,767.84
6. Step 6: Final answer
   x = 5,765.11