Finding the Third Proportional to 105,726 and 154,620

Step by Step Solution

1. Step 1: Write the proportion equation
   105,726 : 154,620 = 154,620 : x
2. Step 2: Convert to fraction form
   105,726/154,620 = 154,620/x
3. Step 3: Cross multiply
   105,726x = 154,620 × 154,620
4. Step 4: Simplify right side
   105,726x = 23,907,344,400
5. Step 5: Solve for x
   x = 23,907,344,400/105,726
6. Step 6: Final answer
   x = 226,125.50