Finding the Third Proportional to 161,868 and 245,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,868 : 245,059.50 = 245,059.50 : x
2. Step 2: Convert to fraction form
   161,868/245,059.50 = 245,059.50/x
3. Step 3: Cross multiply
   161,868x = 245,059.50 × 245,059.50
4. Step 4: Simplify right side
   161,868x = 60,054,158,540.25
5. Step 5: Solve for x
   x = 60,054,158,540.25/161,868
6. Step 6: Final answer
   x = 371,006.98