Finding the Third Proportional to 72,418.69 and 106,035.38

Step by Step Solution

1. Step 1: Write the proportion equation
   72,418.69 : 106,035.38 = 106,035.38 : x
2. Step 2: Convert to fraction form
   72,418.69/106,035.38 = 106,035.38/x
3. Step 3: Cross multiply
   72,418.69x = 106,035.38 × 106,035.38
4. Step 4: Simplify right side
   72,418.69x = 11,243,500,751.39
5. Step 5: Solve for x
   x = 11,243,500,751.39/72,418.69
6. Step 6: Final answer
   x = 155,256.90