Finding the Fourth Proportional to 1,268,500.50, 1,751,449.23 and 816,578.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,500.50 : 1,751,449.23 = 816,578.82 : x
2. Step 2: Convert to fraction form
   1,268,500.50/1,751,449.23 = 816,578.82/x
3. Step 3: Cross multiply
   1,268,500.50x = 1,751,449.23 × 816,578.82
4. Step 4: Simplify right side
   1,268,500.50x = 1,430,196,345,523.31
5. Step 5: Solve for x
   x = 1,430,196,345,523.31/1,268,500.50
6. Step 6: Final answer
   x = 1,127,470.07