Finding the Third Proportional to 76,521.50 and 162,306

Step by Step Solution

1. Step 1: Write the proportion equation
   76,521.50 : 162,306 = 162,306 : x
2. Step 2: Convert to fraction form
   76,521.50/162,306 = 162,306/x
3. Step 3: Cross multiply
   76,521.50x = 162,306 × 162,306
4. Step 4: Simplify right side
   76,521.50x = 26,343,237,636
5. Step 5: Solve for x
   x = 26,343,237,636/76,521.50
6. Step 6: Final answer
   x = 344,259.29