Finding the Fourth Proportional to 89,563.89, 134,141.59 and 42,849.81

Step by Step Solution

1. Step 1: Write the proportion equation
   89,563.89 : 134,141.59 = 42,849.81 : x
2. Step 2: Convert to fraction form
   89,563.89/134,141.59 = 42,849.81/x
3. Step 3: Cross multiply
   89,563.89x = 134,141.59 × 42,849.81
4. Step 4: Simplify right side
   89,563.89x = 5,747,941,644.60
5. Step 5: Solve for x
   x = 5,747,941,644.60/89,563.89
6. Step 6: Final answer
   x = 64,177.00