Finding the Third Proportional to 152,640 and 224,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,640 : 224,545.50 = 224,545.50 : x
2. Step 2: Convert to fraction form
   152,640/224,545.50 = 224,545.50/x
3. Step 3: Cross multiply
   152,640x = 224,545.50 × 224,545.50
4. Step 4: Simplify right side
   152,640x = 50,420,681,570.25
5. Step 5: Solve for x
   x = 50,420,681,570.25/152,640
6. Step 6: Final answer
   x = 330,324.17