Finding the Fourth Proportional to 143,771.59, 215,753.37 and 50,277.34

Step by Step Solution

1. Step 1: Write the proportion equation
   143,771.59 : 215,753.37 = 50,277.34 : x
2. Step 2: Convert to fraction form
   143,771.59/215,753.37 = 50,277.34/x
3. Step 3: Cross multiply
   143,771.59x = 215,753.37 × 50,277.34
4. Step 4: Simplify right side
   143,771.59x = 10,847,505,539.64
5. Step 5: Solve for x
   x = 10,847,505,539.64/143,771.59
6. Step 6: Final answer
   x = 75,449.58