Finding the Fourth Proportional to 123,650.50, 170,513.49 and 109,996.06

Step by Step Solution

1. Step 1: Write the proportion equation
   123,650.50 : 170,513.49 = 109,996.06 : x
2. Step 2: Convert to fraction form
   123,650.50/170,513.49 = 109,996.06/x
3. Step 3: Cross multiply
   123,650.50x = 170,513.49 × 109,996.06
4. Step 4: Simplify right side
   123,650.50x = 18,755,812,076.85
5. Step 5: Solve for x
   x = 18,755,812,076.85/123,650.50
6. Step 6: Final answer
   x = 151,684.08