Finding the Fourth Proportional to 143,573.67, 215,459.06 and 50,079.42

Step by Step Solution

1. Step 1: Write the proportion equation
   143,573.67 : 215,459.06 = 50,079.42 : x
2. Step 2: Convert to fraction form
   143,573.67/215,459.06 = 50,079.42/x
3. Step 3: Cross multiply
   143,573.67x = 215,459.06 × 50,079.42
4. Step 4: Simplify right side
   143,573.67x = 10,790,064,508.15
5. Step 5: Solve for x
   x = 10,790,064,508.15/143,573.67
6. Step 6: Final answer
   x = 75,153.50