Finding the Fourth Proportional to 11,178.72, 16,770.12 and 3,682.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,178.72 : 16,770.12 = 3,682.70 : x
2. Step 2: Convert to fraction form
   11,178.72/16,770.12 = 3,682.70/x
3. Step 3: Cross multiply
   11,178.72x = 16,770.12 × 3,682.70
4. Step 4: Simplify right side
   11,178.72x = 61,759,320.92
5. Step 5: Solve for x
   x = 61,759,320.92/11,178.72
6. Step 6: Final answer
   x = 5,524.72