Finding the Third Proportional to 156,645 and 229,306.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,645 : 229,306.50 = 229,306.50 : x
2. Step 2: Convert to fraction form
   156,645/229,306.50 = 229,306.50/x
3. Step 3: Cross multiply
   156,645x = 229,306.50 × 229,306.50
4. Step 4: Simplify right side
   156,645x = 52,581,470,942.25
5. Step 5: Solve for x
   x = 52,581,470,942.25/156,645
6. Step 6: Final answer
   x = 335,672.83