Finding the Third Proportional to 72,384.38 and 104,424

Step by Step Solution

1. Step 1: Write the proportion equation
   72,384.38 : 104,424 = 104,424 : x
2. Step 2: Convert to fraction form
   72,384.38/104,424 = 104,424/x
3. Step 3: Cross multiply
   72,384.38x = 104,424 × 104,424
4. Step 4: Simplify right side
   72,384.38x = 10,904,371,776
5. Step 5: Solve for x
   x = 10,904,371,776/72,384.38
6. Step 6: Final answer
   x = 150,645.38