Finding the Fourth Proportional to 143,818.56, 215,825.04 and 50,325.12

Step by Step Solution

1. Step 1: Write the proportion equation
   143,818.56 : 215,825.04 = 50,325.12 : x
2. Step 2: Convert to fraction form
   143,818.56/215,825.04 = 50,325.12/x
3. Step 3: Cross multiply
   143,818.56x = 215,825.04 × 50,325.12
4. Step 4: Simplify right side
   143,818.56x = 10,861,421,037.00
5. Step 5: Solve for x
   x = 10,861,421,037.00/143,818.56
6. Step 6: Final answer
   x = 75,521.69