Finding the Fourth Proportional to 2,584,080.80, 3,878,425.20 and 1,517,789.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,584,080.80 : 3,878,425.20 = 1,517,789.60 : x
2. Step 2: Convert to fraction form
   2,584,080.80/3,878,425.20 = 1,517,789.60/x
3. Step 3: Cross multiply
   2,584,080.80x = 3,878,425.20 × 1,517,789.60
4. Step 4: Simplify right side
   2,584,080.80x = 5,886,633,432,937.92
5. Step 5: Solve for x
   x = 5,886,633,432,937.92/2,584,080.80
6. Step 6: Final answer
   x = 2,278,037.68