Finding the Fourth Proportional to 1,621,910.47, 2,433,866.25 and 823,764.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621,910.47 : 2,433,866.25 = 823,764.82 : x
2. Step 2: Convert to fraction form
   1,621,910.47/2,433,866.25 = 823,764.82/x
3. Step 3: Cross multiply
   1,621,910.47x = 2,433,866.25 × 823,764.82
4. Step 4: Simplify right side
   1,621,910.47x = 2,004,933,393,335.33
5. Step 5: Solve for x
   x = 2,004,933,393,335.33/1,621,910.47
6. Step 6: Final answer
   x = 1,236,155.40