Finding the Fourth Proportional to 321,196.32, 443,232.41 and 177,947.82

Step by Step Solution

1. Step 1: Write the proportion equation
   321,196.32 : 443,232.41 = 177,947.82 : x
2. Step 2: Convert to fraction form
   321,196.32/443,232.41 = 177,947.82/x
3. Step 3: Cross multiply
   321,196.32x = 443,232.41 × 177,947.82
4. Step 4: Simplify right side
   321,196.32x = 78,872,240,223.11
5. Step 5: Solve for x
   x = 78,872,240,223.11/321,196.32
6. Step 6: Final answer
   x = 245,557.73