Finding the Fourth Proportional to 165,055.46, 227,776.76 and 89,603.96

Step by Step Solution

1. Step 1: Write the proportion equation
   165,055.46 : 227,776.76 = 89,603.96 : x
2. Step 2: Convert to fraction form
   165,055.46/227,776.76 = 89,603.96/x
3. Step 3: Cross multiply
   165,055.46x = 227,776.76 × 89,603.96
4. Step 4: Simplify right side
   165,055.46x = 20,409,698,105.07
5. Step 5: Solve for x
   x = 20,409,698,105.07/165,055.46
6. Step 6: Final answer
   x = 123,653.58