Finding the Fourth Proportional to 286,732.17, 395,643.83 and 159,404.49

Step by Step Solution

1. Step 1: Write the proportion equation
   286,732.17 : 395,643.83 = 159,404.49 : x
2. Step 2: Convert to fraction form
   286,732.17/395,643.83 = 159,404.49/x
3. Step 3: Cross multiply
   286,732.17x = 395,643.83 × 159,404.49
4. Step 4: Simplify right side
   286,732.17x = 63,067,402,145.77
5. Step 5: Solve for x
   x = 63,067,402,145.77/286,732.17
6. Step 6: Final answer
   x = 219,952.31