Finding the Fourth Proportional to 925,743.82, 1,277,520.57 and 517,843.72

Step by Step Solution

1. Step 1: Write the proportion equation
   925,743.82 : 1,277,520.57 = 517,843.72 : x
2. Step 2: Convert to fraction form
   925,743.82/1,277,520.57 = 517,843.72/x
3. Step 3: Cross multiply
   925,743.82x = 1,277,520.57 × 517,843.72
4. Step 4: Simplify right side
   925,743.82x = 661,556,004,345.32
5. Step 5: Solve for x
   x = 661,556,004,345.32/925,743.82
6. Step 6: Final answer
   x = 714,621.03