Finding the Fourth Proportional to 165,007.72, 227,710.88 and 89,556.22

Step by Step Solution

1. Step 1: Write the proportion equation
   165,007.72 : 227,710.88 = 89,556.22 : x
2. Step 2: Convert to fraction form
   165,007.72/227,710.88 = 89,556.22/x
3. Step 3: Cross multiply
   165,007.72x = 227,710.88 × 89,556.22
4. Step 4: Simplify right side
   165,007.72x = 20,392,925,665.67
5. Step 5: Solve for x
   x = 20,392,925,665.67/165,007.72
6. Step 6: Final answer
   x = 123,587.71