Finding the Fourth Proportional to 3,404.02, 4,697.04 and 2,078.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.02 : 4,697.04 = 2,078.18 : x
2. Step 2: Convert to fraction form
   3,404.02/4,697.04 = 2,078.18/x
3. Step 3: Cross multiply
   3,404.02x = 4,697.04 × 2,078.18
4. Step 4: Simplify right side
   3,404.02x = 9,761,294.59
5. Step 5: Solve for x
   x = 9,761,294.59/3,404.02
6. Step 6: Final answer
   x = 2,867.58