Finding the Third Proportional to 105,724.50 and 154,368

Step by Step Solution

1. Step 1: Write the proportion equation
   105,724.50 : 154,368 = 154,368 : x
2. Step 2: Convert to fraction form
   105,724.50/154,368 = 154,368/x
3. Step 3: Cross multiply
   105,724.50x = 154,368 × 154,368
4. Step 4: Simplify right side
   105,724.50x = 23,829,479,424
5. Step 5: Solve for x
   x = 23,829,479,424/105,724.50
6. Step 6: Final answer
   x = 225,392.22