Finding the Fourth Proportional to 42,018.12, 57,984.25 and 22,898.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,018.12 : 57,984.25 = 22,898.06 : x
2. Step 2: Convert to fraction form
   42,018.12/57,984.25 = 22,898.06/x
3. Step 3: Cross multiply
   42,018.12x = 57,984.25 × 22,898.06
4. Step 4: Simplify right side
   42,018.12x = 1,327,726,835.56
5. Step 5: Solve for x
   x = 1,327,726,835.56/42,018.12
6. Step 6: Final answer
   x = 31,598.91