Finding the Fourth Proportional to 123,036.16, 183,880 and 89,826.16

Step by Step Solution

1. Step 1: Write the proportion equation
   123,036.16 : 183,880 = 89,826.16 : x
2. Step 2: Convert to fraction form
   123,036.16/183,880 = 89,826.16/x
3. Step 3: Cross multiply
   123,036.16x = 183,880 × 89,826.16
4. Step 4: Simplify right side
   123,036.16x = 16,517,234,300.80
5. Step 5: Solve for x
   x = 16,517,234,300.80/123,036.16
6. Step 6: Final answer
   x = 134,246.99