Finding the Fourth Proportional to 3,111.03, 4,293.09 and 1,783.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.03 : 4,293.09 = 1,783.82 : x
2. Step 2: Convert to fraction form
   3,111.03/4,293.09 = 1,783.82/x
3. Step 3: Cross multiply
   3,111.03x = 4,293.09 × 1,783.82
4. Step 4: Simplify right side
   3,111.03x = 7,658,078.34
5. Step 5: Solve for x
   x = 7,658,078.34/3,111.03
6. Step 6: Final answer
   x = 2,461.59