Finding the Third Proportional to 74,384 and 104,040

Step by Step Solution

1. Step 1: Write the proportion equation
   74,384 : 104,040 = 104,040 : x
2. Step 2: Convert to fraction form
   74,384/104,040 = 104,040/x
3. Step 3: Cross multiply
   74,384x = 104,040 × 104,040
4. Step 4: Simplify right side
   74,384x = 10,824,321,600
5. Step 5: Solve for x
   x = 10,824,321,600/74,384
6. Step 6: Final answer
   x = 145,519.49