Finding the Fourth Proportional to 143,067.88, 214,640.09 and 49,573.63

Step by Step Solution

1. Step 1: Write the proportion equation
   143,067.88 : 214,640.09 = 49,573.63 : x
2. Step 2: Convert to fraction form
   143,067.88/214,640.09 = 49,573.63/x
3. Step 3: Cross multiply
   143,067.88x = 214,640.09 × 49,573.63
4. Step 4: Simplify right side
   143,067.88x = 10,640,488,404.83
5. Step 5: Solve for x
   x = 10,640,488,404.83/143,067.88
6. Step 6: Final answer
   x = 74,373.71