Finding the Fourth Proportional to 2,007.50, 2,770.23 and 1,168.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.50 : 2,770.23 = 1,168.07 : x
2. Step 2: Convert to fraction form
   2,007.50/2,770.23 = 1,168.07/x
3. Step 3: Cross multiply
   2,007.50x = 2,770.23 × 1,168.07
4. Step 4: Simplify right side
   2,007.50x = 3,235,822.56
5. Step 5: Solve for x
   x = 3,235,822.56/2,007.50
6. Step 6: Final answer
   x = 1,611.87