Finding the Fourth Proportional to 123,674.84, 170,757.72 and 109,224.08

Step by Step Solution

1. Step 1: Write the proportion equation
   123,674.84 : 170,757.72 = 109,224.08 : x
2. Step 2: Convert to fraction form
   123,674.84/170,757.72 = 109,224.08/x
3. Step 3: Cross multiply
   123,674.84x = 170,757.72 × 109,224.08
4. Step 4: Simplify right side
   123,674.84x = 18,650,854,869.90
5. Step 5: Solve for x
   x = 18,650,854,869.90/123,674.84
6. Step 6: Final answer
   x = 150,805.57