Finding the Third Proportional to 72,405 and 101,151

Step by Step Solution

1. Step 1: Write the proportion equation
   72,405 : 101,151 = 101,151 : x
2. Step 2: Convert to fraction form
   72,405/101,151 = 101,151/x
3. Step 3: Cross multiply
   72,405x = 101,151 × 101,151
4. Step 4: Simplify right side
   72,405x = 10,231,524,801
5. Step 5: Solve for x
   x = 10,231,524,801/72,405
6. Step 6: Final answer
   x = 141,309.64