Finding the Third Proportional to 200,676 and 293,815.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,676 : 293,815.50 = 293,815.50 : x
2. Step 2: Convert to fraction form
   200,676/293,815.50 = 293,815.50/x
3. Step 3: Cross multiply
   200,676x = 293,815.50 × 293,815.50
4. Step 4: Simplify right side
   200,676x = 86,327,548,040.25
5. Step 5: Solve for x
   x = 86,327,548,040.25/200,676
6. Step 6: Final answer
   x = 430,183.72