Finding the Third Proportional to 41,290 and 88,412

Step by Step Solution

1. Step 1: Write the proportion equation
   41,290 : 88,412 = 88,412 : x
2. Step 2: Convert to fraction form
   41,290/88,412 = 88,412/x
3. Step 3: Cross multiply
   41,290x = 88,412 × 88,412
4. Step 4: Simplify right side
   41,290x = 7,816,681,744
5. Step 5: Solve for x
   x = 7,816,681,744/41,290
6. Step 6: Final answer
   x = 189,311.74