Finding the Fourth Proportional to 1,300,235.28, 1,794,227.20 and 727,164.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,235.28 : 1,794,227.20 = 727,164.72 : x
2. Step 2: Convert to fraction form
   1,300,235.28/1,794,227.20 = 727,164.72/x
3. Step 3: Cross multiply
   1,300,235.28x = 1,794,227.20 × 727,164.72
4. Step 4: Simplify right side
   1,300,235.28x = 1,304,698,719,504.38
5. Step 5: Solve for x
   x = 1,304,698,719,504.38/1,300,235.28
6. Step 6: Final answer
   x = 1,003,432.79