Finding the Fourth Proportional to 804,966.72, 1,110,789 and 465,456.84

Step by Step Solution

1. Step 1: Write the proportion equation
   804,966.72 : 1,110,789 = 465,456.84 : x
2. Step 2: Convert to fraction form
   804,966.72/1,110,789 = 465,456.84/x
3. Step 3: Cross multiply
   804,966.72x = 1,110,789 × 465,456.84
4. Step 4: Simplify right side
   804,966.72x = 517,024,337,846.76
5. Step 5: Solve for x
   x = 517,024,337,846.76/804,966.72
6. Step 6: Final answer
   x = 642,292.81