Finding the Third Proportional to 10,478 and 18,850

Step by Step Solution

1. Step 1: Write the proportion equation
   10,478 : 18,850 = 18,850 : x
2. Step 2: Convert to fraction form
   10,478/18,850 = 18,850/x
3. Step 3: Cross multiply
   10,478x = 18,850 × 18,850
4. Step 4: Simplify right side
   10,478x = 355,322,500
5. Step 5: Solve for x
   x = 355,322,500/10,478
6. Step 6: Final answer
   x = 33,911.29