Finding the Fourth Proportional to 10,859.38, 16,291.72 and 3,463.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,859.38 : 16,291.72 = 3,463.84 : x
2. Step 2: Convert to fraction form
   10,859.38/16,291.72 = 3,463.84/x
3. Step 3: Cross multiply
   10,859.38x = 16,291.72 × 3,463.84
4. Step 4: Simplify right side
   10,859.38x = 56,431,911.40
5. Step 5: Solve for x
   x = 56,431,911.40/10,859.38
6. Step 6: Final answer
   x = 5,196.61