Finding the Fourth Proportional to 140,716.72, 211,018.38 and 50,733.82

Step by Step Solution

1. Step 1: Write the proportion equation
   140,716.72 : 211,018.38 = 50,733.82 : x
2. Step 2: Convert to fraction form
   140,716.72/211,018.38 = 50,733.82/x
3. Step 3: Cross multiply
   140,716.72x = 211,018.38 × 50,733.82
4. Step 4: Simplify right side
   140,716.72x = 10,705,768,507.61
5. Step 5: Solve for x
   x = 10,705,768,507.61/140,716.72
6. Step 6: Final answer
   x = 76,080.29