Finding the Fourth Proportional to 11,770.68, 17,653.98 and 3,450.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,770.68 : 17,653.98 = 3,450.54 : x
2. Step 2: Convert to fraction form
   11,770.68/17,653.98 = 3,450.54/x
3. Step 3: Cross multiply
   11,770.68x = 17,653.98 × 3,450.54
4. Step 4: Simplify right side
   11,770.68x = 60,915,764.15
5. Step 5: Solve for x
   x = 60,915,764.15/11,770.68
6. Step 6: Final answer
   x = 5,175.21