Finding the Fourth Proportional to 42,022.48, 57,989.55 and 22,901.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,022.48 : 57,989.55 = 22,901.86 : x
2. Step 2: Convert to fraction form
   42,022.48/57,989.55 = 22,901.86/x
3. Step 3: Cross multiply
   42,022.48x = 57,989.55 × 22,901.86
4. Step 4: Simplify right side
   42,022.48x = 1,328,068,555.56
5. Step 5: Solve for x
   x = 1,328,068,555.56/42,022.48
6. Step 6: Final answer
   x = 31,603.76