Finding the Third Proportional to 42,150 and 90,834

Step by Step Solution

1. Step 1: Write the proportion equation
   42,150 : 90,834 = 90,834 : x
2. Step 2: Convert to fraction form
   42,150/90,834 = 90,834/x
3. Step 3: Cross multiply
   42,150x = 90,834 × 90,834
4. Step 4: Simplify right side
   42,150x = 8,250,815,556
5. Step 5: Solve for x
   x = 8,250,815,556/42,150
6. Step 6: Final answer
   x = 195,748.89