Finding the Fourth Proportional to 945,801.72, 1,304,865.31 and 728,076.98

Step by Step Solution

1. Step 1: Write the proportion equation
   945,801.72 : 1,304,865.31 = 728,076.98 : x
2. Step 2: Convert to fraction form
   945,801.72/1,304,865.31 = 728,076.98/x
3. Step 3: Cross multiply
   945,801.72x = 1,304,865.31 × 728,076.98
4. Step 4: Simplify right side
   945,801.72x = 950,042,390,571.18
5. Step 5: Solve for x
   x = 950,042,390,571.18/945,801.72
6. Step 6: Final answer
   x = 1,004,483.68