Finding the Third Proportional to 16,403.50 and 38,512

Step by Step Solution

1. Step 1: Write the proportion equation
   16,403.50 : 38,512 = 38,512 : x
2. Step 2: Convert to fraction form
   16,403.50/38,512 = 38,512/x
3. Step 3: Cross multiply
   16,403.50x = 38,512 × 38,512
4. Step 4: Simplify right side
   16,403.50x = 1,483,174,144
5. Step 5: Solve for x
   x = 1,483,174,144/16,403.50
6. Step 6: Final answer
   x = 90,418.15