Finding the Fourth Proportional to 268,017.89, 401,162.94 and 147,885.98

Step by Step Solution

1. Step 1: Write the proportion equation
   268,017.89 : 401,162.94 = 147,885.98 : x
2. Step 2: Convert to fraction form
   268,017.89/401,162.94 = 147,885.98/x
3. Step 3: Cross multiply
   268,017.89x = 401,162.94 × 147,885.98
4. Step 4: Simplify right side
   268,017.89x = 59,326,374,521.58
5. Step 5: Solve for x
   x = 59,326,374,521.58/268,017.89
6. Step 6: Final answer
   x = 221,352.29