Finding the Fourth Proportional to 2,503.46, 3,755.58 and 1,117.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.46 : 3,755.58 = 1,117.28 : x
2. Step 2: Convert to fraction form
   2,503.46/3,755.58 = 1,117.28/x
3. Step 3: Cross multiply
   2,503.46x = 3,755.58 × 1,117.28
4. Step 4: Simplify right side
   2,503.46x = 4,196,034.42
5. Step 5: Solve for x
   x = 4,196,034.42/2,503.46
6. Step 6: Final answer
   x = 1,676.09