Finding the Fourth Proportional to 55,105.47, 82,627.08 and 50,403.42

Step by Step Solution

1. Step 1: Write the proportion equation
   55,105.47 : 82,627.08 = 50,403.42 : x
2. Step 2: Convert to fraction form
   55,105.47/82,627.08 = 50,403.42/x
3. Step 3: Cross multiply
   55,105.47x = 82,627.08 × 50,403.42
4. Step 4: Simplify right side
   55,105.47x = 4,164,687,416.61
5. Step 5: Solve for x
   x = 4,164,687,416.61/55,105.47
6. Step 6: Final answer
   x = 75,576.66