Finding the Fourth Proportional to 42,022.87, 57,990.81 and 22,902.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,022.87 : 57,990.81 = 22,902.82 : x
2. Step 2: Convert to fraction form
   42,022.87/57,990.81 = 22,902.82/x
3. Step 3: Cross multiply
   42,022.87x = 57,990.81 × 22,902.82
4. Step 4: Simplify right side
   42,022.87x = 1,328,153,083.08
5. Step 5: Solve for x
   x = 1,328,153,083.08/42,022.87
6. Step 6: Final answer
   x = 31,605.48