Finding the Fourth Proportional to 281,743.82, 388,807.59 and 152,682.57

Step by Step Solution

1. Step 1: Write the proportion equation
   281,743.82 : 388,807.59 = 152,682.57 : x
2. Step 2: Convert to fraction form
   281,743.82/388,807.59 = 152,682.57/x
3. Step 3: Cross multiply
   281,743.82x = 388,807.59 × 152,682.57
4. Step 4: Simplify right side
   281,743.82x = 59,364,142,649.27
5. Step 5: Solve for x
   x = 59,364,142,649.27/281,743.82
6. Step 6: Final answer
   x = 210,702.56