Finding the Third Proportional to 58,626 and 90,834

Step by Step Solution

1. Step 1: Write the proportion equation
   58,626 : 90,834 = 90,834 : x
2. Step 2: Convert to fraction form
   58,626/90,834 = 90,834/x
3. Step 3: Cross multiply
   58,626x = 90,834 × 90,834
4. Step 4: Simplify right side
   58,626x = 8,250,815,556
5. Step 5: Solve for x
   x = 8,250,815,556/58,626
6. Step 6: Final answer
   x = 140,736.46