Finding the Fourth Proportional to 858,764.72, 1,185,132.32 and 476,791.52

Step by Step Solution

1. Step 1: Write the proportion equation
   858,764.72 : 1,185,132.32 = 476,791.52 : x
2. Step 2: Convert to fraction form
   858,764.72/1,185,132.32 = 476,791.52/x
3. Step 3: Cross multiply
   858,764.72x = 1,185,132.32 × 476,791.52
4. Step 4: Simplify right side
   858,764.72x = 565,061,040,253.93
5. Step 5: Solve for x
   x = 565,061,040,253.93/858,764.72
6. Step 6: Final answer
   x = 657,992.84