Finding the Fourth Proportional to 165,056, 227,780.04 and 89,604.50

Step by Step Solution

1. Step 1: Write the proportion equation
   165,056 : 227,780.04 = 89,604.50 : x
2. Step 2: Convert to fraction form
   165,056/227,780.04 = 89,604.50/x
3. Step 3: Cross multiply
   165,056x = 227,780.04 × 89,604.50
4. Step 4: Simplify right side
   165,056x = 20,410,116,594.18
5. Step 5: Solve for x
   x = 20,410,116,594.18/165,056
6. Step 6: Final answer
   x = 123,655.71