Finding the Third Proportional to 25,635 and 40,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,635 : 40,810.50 = 40,810.50 : x
2. Step 2: Convert to fraction form
   25,635/40,810.50 = 40,810.50/x
3. Step 3: Cross multiply
   25,635x = 40,810.50 × 40,810.50
4. Step 4: Simplify right side
   25,635x = 1,665,496,910.25
5. Step 5: Solve for x
   x = 1,665,496,910.25/25,635
6. Step 6: Final answer
   x = 64,969.65