Finding the Fourth Proportional to 2,277.50, 3,416.72 and 738.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.50 : 3,416.72 = 738.38 : x
2. Step 2: Convert to fraction form
   2,277.50/3,416.72 = 738.38/x
3. Step 3: Cross multiply
   2,277.50x = 3,416.72 × 738.38
4. Step 4: Simplify right side
   2,277.50x = 2,522,822.48
5. Step 5: Solve for x
   x = 2,522,822.48/2,277.50
6. Step 6: Final answer
   x = 1,107.72