Finding the Fourth Proportional to 165,108, 227,851.88 and 89,656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   165,108 : 227,851.88 = 89,656.50 : x
2. Step 2: Convert to fraction form
   165,108/227,851.88 = 89,656.50/x
3. Step 3: Cross multiply
   165,108x = 227,851.88 × 89,656.50
4. Step 4: Simplify right side
   165,108x = 20,428,401,630.94
5. Step 5: Solve for x
   x = 20,428,401,630.94/165,108
6. Step 6: Final answer
   x = 123,727.51