Finding the Third Proportional to 140,217 and 217,527.38

Step by Step Solution

1. Step 1: Write the proportion equation
   140,217 : 217,527.38 = 217,527.38 : x
2. Step 2: Convert to fraction form
   140,217/217,527.38 = 217,527.38/x
3. Step 3: Cross multiply
   140,217x = 217,527.38 × 217,527.38
4. Step 4: Simplify right side
   140,217x = 47,318,158,874.39
5. Step 5: Solve for x
   x = 47,318,158,874.39/140,217
6. Step 6: Final answer
   x = 337,463.78