Finding the Fourth Proportional to 143,584.96, 215,369.52 and 50,097.28

Step by Step Solution

1. Step 1: Write the proportion equation
   143,584.96 : 215,369.52 = 50,097.28 : x
2. Step 2: Convert to fraction form
   143,584.96/215,369.52 = 50,097.28/x
3. Step 3: Cross multiply
   143,584.96x = 215,369.52 × 50,097.28
4. Step 4: Simplify right side
   143,584.96x = 10,789,427,146.91
5. Step 5: Solve for x
   x = 10,789,427,146.91/143,584.96
6. Step 6: Final answer
   x = 75,143.16