Finding the Fourth Proportional to 50,042.66, 75,025.83 and 30,315.98

Step by Step Solution

1. Step 1: Write the proportion equation
   50,042.66 : 75,025.83 = 30,315.98 : x
2. Step 2: Convert to fraction form
   50,042.66/75,025.83 = 30,315.98/x
3. Step 3: Cross multiply
   50,042.66x = 75,025.83 × 30,315.98
4. Step 4: Simplify right side
   50,042.66x = 2,274,481,561.76
5. Step 5: Solve for x
   x = 2,274,481,561.76/50,042.66
6. Step 6: Final answer
   x = 45,450.85