Finding the Fourth Proportional to 2,217.69, 3,060.54 and 1,333.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,217.69 : 3,060.54 = 1,333.80 : x
2. Step 2: Convert to fraction form
   2,217.69/3,060.54 = 1,333.80/x
3. Step 3: Cross multiply
   2,217.69x = 3,060.54 × 1,333.80
4. Step 4: Simplify right side
   2,217.69x = 4,082,148.25
5. Step 5: Solve for x
   x = 4,082,148.25/2,217.69
6. Step 6: Final answer
   x = 1,840.72