Finding the Fourth Proportional to 671,131.83, 926,162.07 and 369,325.83

Step by Step Solution

1. Step 1: Write the proportion equation
   671,131.83 : 926,162.07 = 369,325.83 : x
2. Step 2: Convert to fraction form
   671,131.83/926,162.07 = 369,325.83/x
3. Step 3: Cross multiply
   671,131.83x = 926,162.07 × 369,325.83
4. Step 4: Simplify right side
   671,131.83x = 342,055,575,211.93
5. Step 5: Solve for x
   x = 342,055,575,211.93/671,131.83
6. Step 6: Final answer
   x = 509,669.73