Finding the Fourth Proportional to 55,022.72, 82,669.12 and 35,309.44

Step by Step Solution

1. Step 1: Write the proportion equation
   55,022.72 : 82,669.12 = 35,309.44 : x
2. Step 2: Convert to fraction form
   55,022.72/82,669.12 = 35,309.44/x
3. Step 3: Cross multiply
   55,022.72x = 82,669.12 × 35,309.44
4. Step 4: Simplify right side
   55,022.72x = 2,919,000,332.49
5. Step 5: Solve for x
   x = 2,919,000,332.49/55,022.72
6. Step 6: Final answer
   x = 53,050.82