Finding the Fourth Proportional to 2,643,081.60, 3,647,456.96 and 1,435,858.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643,081.60 : 3,647,456.96 = 1,435,858.56 : x
2. Step 2: Convert to fraction form
   2,643,081.60/3,647,456.96 = 1,435,858.56/x
3. Step 3: Cross multiply
   2,643,081.60x = 3,647,456.96 × 1,435,858.56
4. Step 4: Simplify right side
   2,643,081.60x = 5,237,232,298,247.58
5. Step 5: Solve for x
   x = 5,237,232,298,247.58/2,643,081.60
6. Step 6: Final answer
   x = 1,981,487.18