Finding the Third Proportional to 72,234 and 108,153

Step by Step Solution

1. Step 1: Write the proportion equation
   72,234 : 108,153 = 108,153 : x
2. Step 2: Convert to fraction form
   72,234/108,153 = 108,153/x
3. Step 3: Cross multiply
   72,234x = 108,153 × 108,153
4. Step 4: Simplify right side
   72,234x = 11,697,071,409
5. Step 5: Solve for x
   x = 11,697,071,409/72,234
6. Step 6: Final answer
   x = 161,933.04