Finding the Fourth Proportional to 140,109, 193,350.44 and 89,808.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,109 : 193,350.44 = 89,808.12 : x
2. Step 2: Convert to fraction form
   140,109/193,350.44 = 89,808.12/x
3. Step 3: Cross multiply
   140,109x = 193,350.44 × 89,808.12
4. Step 4: Simplify right side
   140,109x = 17,364,439,517.57
5. Step 5: Solve for x
   x = 17,364,439,517.57/140,109
6. Step 6: Final answer
   x = 123,935.22