Finding the Fourth Proportional to 143,822.92, 215,765.52 and 55,076.42

Step by Step Solution

1. Step 1: Write the proportion equation
   143,822.92 : 215,765.52 = 55,076.42 : x
2. Step 2: Convert to fraction form
   143,822.92/215,765.52 = 55,076.42/x
3. Step 3: Cross multiply
   143,822.92x = 215,765.52 × 55,076.42
4. Step 4: Simplify right side
   143,822.92x = 11,883,592,401.04
5. Step 5: Solve for x
   x = 11,883,592,401.04/143,822.92
6. Step 6: Final answer
   x = 82,626.55