Finding the Third Proportional to 72,440 and 151,504

Step by Step Solution

1. Step 1: Write the proportion equation
   72,440 : 151,504 = 151,504 : x
2. Step 2: Convert to fraction form
   72,440/151,504 = 151,504/x
3. Step 3: Cross multiply
   72,440x = 151,504 × 151,504
4. Step 4: Simplify right side
   72,440x = 22,953,462,016
5. Step 5: Solve for x
   x = 22,953,462,016/72,440
6. Step 6: Final answer
   x = 316,861.71