Finding the Fourth Proportional to 510,810.96, 704,907.72 and 284,477.52

Step by Step Solution

1. Step 1: Write the proportion equation
   510,810.96 : 704,907.72 = 284,477.52 : x
2. Step 2: Convert to fraction form
   510,810.96/704,907.72 = 284,477.52/x
3. Step 3: Cross multiply
   510,810.96x = 704,907.72 × 284,477.52
4. Step 4: Simplify right side
   510,810.96x = 200,530,400,014.45
5. Step 5: Solve for x
   x = 200,530,400,014.45/510,810.96
6. Step 6: Final answer
   x = 392,572.63