Finding the Fourth Proportional to 820,804.82, 1,132,388.94 and 476,581.96

Step by Step Solution

1. Step 1: Write the proportion equation
   820,804.82 : 1,132,388.94 = 476,581.96 : x
2. Step 2: Convert to fraction form
   820,804.82/1,132,388.94 = 476,581.96/x
3. Step 3: Cross multiply
   820,804.82x = 1,132,388.94 × 476,581.96
4. Step 4: Simplify right side
   820,804.82x = 539,676,140,507.52
5. Step 5: Solve for x
   x = 539,676,140,507.52/820,804.82
6. Step 6: Final answer
   x = 657,496.31