Finding the Fourth Proportional to 2,740.67, 4,105.59 and 1,813.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740.67 : 4,105.59 = 1,813.42 : x
2. Step 2: Convert to fraction form
   2,740.67/4,105.59 = 1,813.42/x
3. Step 3: Cross multiply
   2,740.67x = 4,105.59 × 1,813.42
4. Step 4: Simplify right side
   2,740.67x = 7,445,159.02
5. Step 5: Solve for x
   x = 7,445,159.02/2,740.67
6. Step 6: Final answer
   x = 2,716.55