Finding the Fourth Proportional to 2,558,067.87, 3,530,141.31 and 1,396,515.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,067.87 : 3,530,141.31 = 1,396,515.96 : x
2. Step 2: Convert to fraction form
   2,558,067.87/3,530,141.31 = 1,396,515.96/x
3. Step 3: Cross multiply
   2,558,067.87x = 3,530,141.31 × 1,396,515.96
4. Step 4: Simplify right side
   2,558,067.87x = 4,929,898,680,470.31
5. Step 5: Solve for x
   x = 4,929,898,680,470.31/2,558,067.87
6. Step 6: Final answer
   x = 1,927,196.20