Finding the Fourth Proportional to 1,307,149.18, 1,803,829.83 and 726,357.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,307,149.18 : 1,803,829.83 = 726,357.31 : x
2. Step 2: Convert to fraction form
   1,307,149.18/1,803,829.83 = 726,357.31/x
3. Step 3: Cross multiply
   1,307,149.18x = 1,803,829.83 × 726,357.31
4. Step 4: Simplify right side
   1,307,149.18x = 1,310,224,983,016.56
5. Step 5: Solve for x
   x = 1,310,224,983,016.56/1,307,149.18
6. Step 6: Final answer
   x = 1,002,353.06