Finding the Fourth Proportional to 42,022.82, 57,991.51 and 22,902.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,022.82 : 57,991.51 = 22,902.60 : x
2. Step 2: Convert to fraction form
   42,022.82/57,991.51 = 22,902.60/x
3. Step 3: Cross multiply
   42,022.82x = 57,991.51 × 22,902.60
4. Step 4: Simplify right side
   42,022.82x = 1,328,156,603.02
5. Step 5: Solve for x
   x = 1,328,156,603.02/42,022.82
6. Step 6: Final answer
   x = 31,605.60