Finding the Fourth Proportional to 50,814.57, 70,126.71 and 30,671.19

Step by Step Solution

1. Step 1: Write the proportion equation
   50,814.57 : 70,126.71 = 30,671.19 : x
2. Step 2: Convert to fraction form
   50,814.57/70,126.71 = 30,671.19/x
3. Step 3: Cross multiply
   50,814.57x = 70,126.71 × 30,671.19
4. Step 4: Simplify right side
   50,814.57x = 2,150,869,646.48
5. Step 5: Solve for x
   x = 2,150,869,646.48/50,814.57
6. Step 6: Final answer
   x = 42,327.81