Finding the Fourth Proportional to 173,288.42, 259,957.42 and 53,355.52

Step by Step Solution

1. Step 1: Write the proportion equation
   173,288.42 : 259,957.42 = 53,355.52 : x
2. Step 2: Convert to fraction form
   173,288.42/259,957.42 = 53,355.52/x
3. Step 3: Cross multiply
   173,288.42x = 259,957.42 × 53,355.52
4. Step 4: Simplify right side
   173,288.42x = 13,870,162,022.17
5. Step 5: Solve for x
   x = 13,870,162,022.17/173,288.42
6. Step 6: Final answer
   x = 80,040.91