Finding the Fourth Proportional to 143,820.56, 215,828.04 and 50,327.12

Step by Step Solution

1. Step 1: Write the proportion equation
   143,820.56 : 215,828.04 = 50,327.12 : x
2. Step 2: Convert to fraction form
   143,820.56/215,828.04 = 50,327.12/x
3. Step 3: Cross multiply
   143,820.56x = 215,828.04 × 50,327.12
4. Step 4: Simplify right side
   143,820.56x = 10,862,003,668.44
5. Step 5: Solve for x
   x = 10,862,003,668.44/143,820.56
6. Step 6: Final answer
   x = 75,524.69