Finding the Fourth Proportional to 143,516.16, 215,301.12 and 50,019.84

Step by Step Solution

1. Step 1: Write the proportion equation
   143,516.16 : 215,301.12 = 50,019.84 : x
2. Step 2: Convert to fraction form
   143,516.16/215,301.12 = 50,019.84/x
3. Step 3: Cross multiply
   143,516.16x = 215,301.12 × 50,019.84
4. Step 4: Simplify right side
   143,516.16x = 10,769,327,574.22
5. Step 5: Solve for x
   x = 10,769,327,574.22/143,516.16
6. Step 6: Final answer
   x = 75,039.13