Finding the Fourth Proportional to 281,333.82, 388,240.63 and 152,272.27

Step by Step Solution

1. Step 1: Write the proportion equation
   281,333.82 : 388,240.63 = 152,272.27 : x
2. Step 2: Convert to fraction form
   281,333.82/388,240.63 = 152,272.27/x
3. Step 3: Cross multiply
   281,333.82x = 388,240.63 × 152,272.27
4. Step 4: Simplify right side
   281,333.82x = 59,118,282,036.33
5. Step 5: Solve for x
   x = 59,118,282,036.33/281,333.82
6. Step 6: Final answer
   x = 210,135.71