Finding the Fourth Proportional to 1,509,150.69, 2,263,479.96 and 443,943.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,509,150.69 : 2,263,479.96 = 443,943.63 : x
2. Step 2: Convert to fraction form
   1,509,150.69/2,263,479.96 = 443,943.63/x
3. Step 3: Cross multiply
   1,509,150.69x = 2,263,479.96 × 443,943.63
4. Step 4: Simplify right side
   1,509,150.69x = 1,004,857,509,874.65
5. Step 5: Solve for x
   x = 1,004,857,509,874.65/1,509,150.69
6. Step 6: Final answer
   x = 665,843.06