Finding the Fourth Proportional to 143,517.95, 215,160.27 and 50,089.31

Step by Step Solution

1. Step 1: Write the proportion equation
   143,517.95 : 215,160.27 = 50,089.31 : x
2. Step 2: Convert to fraction form
   143,517.95/215,160.27 = 50,089.31/x
3. Step 3: Cross multiply
   143,517.95x = 215,160.27 × 50,089.31
4. Step 4: Simplify right side
   143,517.95x = 10,777,229,463.71
5. Step 5: Solve for x
   x = 10,777,229,463.71/143,517.95
6. Step 6: Final answer
   x = 75,093.25