Finding the Third Proportional to 202,879 and 296,806.50

Step by Step Solution

1. Step 1: Write the proportion equation
   202,879 : 296,806.50 = 296,806.50 : x
2. Step 2: Convert to fraction form
   202,879/296,806.50 = 296,806.50/x
3. Step 3: Cross multiply
   202,879x = 296,806.50 × 296,806.50
4. Step 4: Simplify right side
   202,879x = 88,094,098,442.25
5. Step 5: Solve for x
   x = 88,094,098,442.25/202,879
6. Step 6: Final answer
   x = 434,219.90