Finding the Fourth Proportional to 2,589,725.68, 3,573,743.16 and 1,428,171.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,725.68 : 3,573,743.16 = 1,428,171.34 : x
2. Step 2: Convert to fraction form
   2,589,725.68/3,573,743.16 = 1,428,171.34/x
3. Step 3: Cross multiply
   2,589,725.68x = 3,573,743.16 × 1,428,171.34
4. Step 4: Simplify right side
   2,589,725.68x = 5,103,917,557,633.04
5. Step 5: Solve for x
   x = 5,103,917,557,633.04/2,589,725.68
6. Step 6: Final answer
   x = 1,970,833.28