Finding the Third Proportional to 41,820.50 and 90,208

Step by Step Solution

1. Step 1: Write the proportion equation
   41,820.50 : 90,208 = 90,208 : x
2. Step 2: Convert to fraction form
   41,820.50/90,208 = 90,208/x
3. Step 3: Cross multiply
   41,820.50x = 90,208 × 90,208
4. Step 4: Simplify right side
   41,820.50x = 8,137,483,264
5. Step 5: Solve for x
   x = 8,137,483,264/41,820.50
6. Step 6: Final answer
   x = 194,581.20