Finding the Third Proportional to 72,265 and 154,574

Step by Step Solution

1. Step 1: Write the proportion equation
   72,265 : 154,574 = 154,574 : x
2. Step 2: Convert to fraction form
   72,265/154,574 = 154,574/x
3. Step 3: Cross multiply
   72,265x = 154,574 × 154,574
4. Step 4: Simplify right side
   72,265x = 23,893,121,476
5. Step 5: Solve for x
   x = 23,893,121,476/72,265
6. Step 6: Final answer
   x = 330,632.00