Finding the Fourth Proportional to 11,770.71, 17,654.00 and 3,450.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,770.71 : 17,654.00 = 3,450.53 : x
2. Step 2: Convert to fraction form
   11,770.71/17,654.00 = 3,450.53/x
3. Step 3: Cross multiply
   11,770.71x = 17,654.00 × 3,450.53
4. Step 4: Simplify right side
   11,770.71x = 60,915,551.10
5. Step 5: Solve for x
   x = 60,915,551.10/11,770.71
6. Step 6: Final answer
   x = 5,175.18