Finding the Fourth Proportional to 30,846.94, 42,572.82 and 22,911.82

Step by Step Solution

1. Step 1: Write the proportion equation
   30,846.94 : 42,572.82 = 22,911.82 : x
2. Step 2: Convert to fraction form
   30,846.94/42,572.82 = 22,911.82/x
3. Step 3: Cross multiply
   30,846.94x = 42,572.82 × 22,911.82
4. Step 4: Simplify right side
   30,846.94x = 975,420,788.73
5. Step 5: Solve for x
   x = 975,420,788.73/30,846.94
6. Step 6: Final answer
   x = 31,621.31