Finding the Fourth Proportional to 1,615,003.43, 2,422,514.31 and 416,843.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615,003.43 : 2,422,514.31 = 416,843.83 : x
2. Step 2: Convert to fraction form
   1,615,003.43/2,422,514.31 = 416,843.83/x
3. Step 3: Cross multiply
   1,615,003.43x = 2,422,514.31 × 416,843.83
4. Step 4: Simplify right side
   1,615,003.43x = 1,009,810,143,210.21
5. Step 5: Solve for x
   x = 1,009,810,143,210.21/1,615,003.43
6. Step 6: Final answer
   x = 625,268.11