Finding the Third Proportional to 40,683 and 60,808.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,683 : 60,808.50 = 60,808.50 : x
2. Step 2: Convert to fraction form
   40,683/60,808.50 = 60,808.50/x
3. Step 3: Cross multiply
   40,683x = 60,808.50 × 60,808.50
4. Step 4: Simplify right side
   40,683x = 3,697,673,672.25
5. Step 5: Solve for x
   x = 3,697,673,672.25/40,683
6. Step 6: Final answer
   x = 90,889.90