Finding the Fourth Proportional to 332,118.57, 458,310.42 and 196,196.17

Step by Step Solution

1. Step 1: Write the proportion equation
   332,118.57 : 458,310.42 = 196,196.17 : x
2. Step 2: Convert to fraction form
   332,118.57/458,310.42 = 196,196.17/x
3. Step 3: Cross multiply
   332,118.57x = 458,310.42 × 196,196.17
4. Step 4: Simplify right side
   332,118.57x = 89,918,749,075.09
5. Step 5: Solve for x
   x = 89,918,749,075.09/332,118.57
6. Step 6: Final answer
   x = 270,742.91