Finding the Fourth Proportional to 42,018.37, 57,984.60 and 22,898.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,018.37 : 57,984.60 = 22,898.31 : x
2. Step 2: Convert to fraction form
   42,018.37/57,984.60 = 22,898.31/x
3. Step 3: Cross multiply
   42,018.37x = 57,984.60 × 22,898.31
4. Step 4: Simplify right side
   42,018.37x = 1,327,749,346.03
5. Step 5: Solve for x
   x = 1,327,749,346.03/42,018.37
6. Step 6: Final answer
   x = 31,599.26