Finding the Fourth Proportional to 2,080.04, 3,113.64 and 1,784.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.04 : 3,113.64 = 1,784.80 : x
2. Step 2: Convert to fraction form
   2,080.04/3,113.64 = 1,784.80/x
3. Step 3: Cross multiply
   2,080.04x = 3,113.64 × 1,784.80
4. Step 4: Simplify right side
   2,080.04x = 5,557,224.67
5. Step 5: Solve for x
   x = 5,557,224.67/2,080.04
6. Step 6: Final answer
   x = 2,671.69