Finding the Fourth Proportional to 3,761.18, 5,638.04 and 1,783.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,761.18 : 5,638.04 = 1,783.34 : x
2. Step 2: Convert to fraction form
   3,761.18/5,638.04 = 1,783.34/x
3. Step 3: Cross multiply
   3,761.18x = 5,638.04 × 1,783.34
4. Step 4: Simplify right side
   3,761.18x = 10,054,505.15
5. Step 5: Solve for x
   x = 10,054,505.15/3,761.18
6. Step 6: Final answer
   x = 2,673.24