Finding the Third Proportional to 161,853 and 245,030

Step by Step Solution

1. Step 1: Write the proportion equation
   161,853 : 245,030 = 245,030 : x
2. Step 2: Convert to fraction form
   161,853/245,030 = 245,030/x
3. Step 3: Cross multiply
   161,853x = 245,030 × 245,030
4. Step 4: Simplify right side
   161,853x = 60,039,700,900
5. Step 5: Solve for x
   x = 60,039,700,900/161,853
6. Step 6: Final answer
   x = 370,952.04