Finding the Fourth Proportional to 2,217.69, 3,326.73 and 1,176.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,217.69 : 3,326.73 = 1,176.93 : x
2. Step 2: Convert to fraction form
   2,217.69/3,326.73 = 1,176.93/x
3. Step 3: Cross multiply
   2,217.69x = 3,326.73 × 1,176.93
4. Step 4: Simplify right side
   2,217.69x = 3,915,328.34
5. Step 5: Solve for x
   x = 3,915,328.34/2,217.69
6. Step 6: Final answer
   x = 1,765.50