Finding the Fourth Proportional to 175,940.34, 263,906.82 and 42,821.34

Step by Step Solution

1. Step 1: Write the proportion equation
   175,940.34 : 263,906.82 = 42,821.34 : x
2. Step 2: Convert to fraction form
   175,940.34/263,906.82 = 42,821.34/x
3. Step 3: Cross multiply
   175,940.34x = 263,906.82 × 42,821.34
4. Step 4: Simplify right side
   175,940.34x = 11,300,843,667.54
5. Step 5: Solve for x
   x = 11,300,843,667.54/175,940.34
6. Step 6: Final answer
   x = 64,231.11