Finding the Third Proportional to 152,568 and 221,926.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,568 : 221,926.50 = 221,926.50 : x
2. Step 2: Convert to fraction form
   152,568/221,926.50 = 221,926.50/x
3. Step 3: Cross multiply
   152,568x = 221,926.50 × 221,926.50
4. Step 4: Simplify right side
   152,568x = 49,251,371,402.25
5. Step 5: Solve for x
   x = 49,251,371,402.25/152,568
6. Step 6: Final answer
   x = 322,815.87