Finding the Fourth Proportional to 123,016.18, 183,850.18 and 89,806.18

Step by Step Solution

1. Step 1: Write the proportion equation
   123,016.18 : 183,850.18 = 89,806.18 : x
2. Step 2: Convert to fraction form
   123,016.18/183,850.18 = 89,806.18/x
3. Step 3: Cross multiply
   123,016.18x = 183,850.18 × 89,806.18
4. Step 4: Simplify right side
   123,016.18x = 16,510,882,358.11
5. Step 5: Solve for x
   x = 16,510,882,358.11/123,016.18
6. Step 6: Final answer
   x = 134,217.16