Finding the Fourth Proportional to 1,257,067.83, 1,734,792.72 and 713,226.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,257,067.83 : 1,734,792.72 = 713,226.54 : x
2. Step 2: Convert to fraction form
   1,257,067.83/1,734,792.72 = 713,226.54/x
3. Step 3: Cross multiply
   1,257,067.83x = 1,734,792.72 × 713,226.54
4. Step 4: Simplify right side
   1,257,067.83x = 1,237,300,209,302.79
5. Step 5: Solve for x
   x = 1,237,300,209,302.79/1,257,067.83
6. Step 6: Final answer
   x = 984,274.82