Finding the Third Proportional to 40,291 and 60,590

Step by Step Solution

1. Step 1: Write the proportion equation
   40,291 : 60,590 = 60,590 : x
2. Step 2: Convert to fraction form
   40,291/60,590 = 60,590/x
3. Step 3: Cross multiply
   40,291x = 60,590 × 60,590
4. Step 4: Simplify right side
   40,291x = 3,671,148,100
5. Step 5: Solve for x
   x = 3,671,148,100/40,291
6. Step 6: Final answer
   x = 91,115.83