Finding the Fourth Proportional to 743,608.56, 1,026,179.91 and 404,076

Step by Step Solution

1. Step 1: Write the proportion equation
   743,608.56 : 1,026,179.91 = 404,076 : x
2. Step 2: Convert to fraction form
   743,608.56/1,026,179.91 = 404,076/x
3. Step 3: Cross multiply
   743,608.56x = 1,026,179.91 × 404,076
4. Step 4: Simplify right side
   743,608.56x = 414,654,673,313.16
5. Step 5: Solve for x
   x = 414,654,673,313.16/743,608.56
6. Step 6: Final answer
   x = 557,624.93