Finding the Fourth Proportional to 146,041.31, 201,558.88 and 89,485.49

Step by Step Solution

1. Step 1: Write the proportion equation
   146,041.31 : 201,558.88 = 89,485.49 : x
2. Step 2: Convert to fraction form
   146,041.31/201,558.88 = 89,485.49/x
3. Step 3: Cross multiply
   146,041.31x = 201,558.88 × 89,485.49
4. Step 4: Simplify right side
   146,041.31x = 18,036,595,756.41
5. Step 5: Solve for x
   x = 18,036,595,756.41/146,041.31
6. Step 6: Final answer
   x = 123,503.38