Finding the Fourth Proportional to 321,088.98, 443,096.91 and 177,848.58

Step by Step Solution

1. Step 1: Write the proportion equation
   321,088.98 : 443,096.91 = 177,848.58 : x
2. Step 2: Convert to fraction form
   321,088.98/443,096.91 = 177,848.58/x
3. Step 3: Cross multiply
   321,088.98x = 443,096.91 × 177,848.58
4. Step 4: Simplify right side
   321,088.98x = 78,804,156,245.89
5. Step 5: Solve for x
   x = 78,804,156,245.89/321,088.98
6. Step 6: Final answer
   x = 245,427.78