Finding the Third Proportional to 71,121.82 and 152,363.85

Step by Step Solution

1. Step 1: Write the proportion equation
   71,121.82 : 152,363.85 = 152,363.85 : x
2. Step 2: Convert to fraction form
   71,121.82/152,363.85 = 152,363.85/x
3. Step 3: Cross multiply
   71,121.82x = 152,363.85 × 152,363.85
4. Step 4: Simplify right side
   71,121.82x = 23,214,742,072.62
5. Step 5: Solve for x
   x = 23,214,742,072.62/71,121.82
6. Step 6: Final answer
   x = 326,408.17