Finding the Fourth Proportional to 281,974.04, 389,124.27 and 152,912.48

Step by Step Solution

1. Step 1: Write the proportion equation
   281,974.04 : 389,124.27 = 152,912.48 : x
2. Step 2: Convert to fraction form
   281,974.04/389,124.27 = 152,912.48/x
3. Step 3: Cross multiply
   281,974.04x = 389,124.27 × 152,912.48
4. Step 4: Simplify right side
   281,974.04x = 59,501,957,153.89
5. Step 5: Solve for x
   x = 59,501,957,153.89/281,974.04
6. Step 6: Final answer
   x = 211,019.27