Finding the Fourth Proportional to 322,397.46, 483,969.83 and 172,929.69

Step by Step Solution

1. Step 1: Write the proportion equation
   322,397.46 : 483,969.83 = 172,929.69 : x
2. Step 2: Convert to fraction form
   322,397.46/483,969.83 = 172,929.69/x
3. Step 3: Cross multiply
   322,397.46x = 483,969.83 × 172,929.69
4. Step 4: Simplify right side
   322,397.46x = 83,692,751,806.60
5. Step 5: Solve for x
   x = 83,692,751,806.60/322,397.46
6. Step 6: Final answer
   x = 259,594.95