Finding the Fourth Proportional to 525,796.02, 725,598.81 and 284,078.52

Step by Step Solution

1. Step 1: Write the proportion equation
   525,796.02 : 725,598.81 = 284,078.52 : x
2. Step 2: Convert to fraction form
   525,796.02/725,598.81 = 284,078.52/x
3. Step 3: Cross multiply
   525,796.02x = 725,598.81 × 284,078.52
4. Step 4: Simplify right side
   525,796.02x = 206,127,036,058.56
5. Step 5: Solve for x
   x = 206,127,036,058.56/525,796.02
6. Step 6: Final answer
   x = 392,028.52