Finding the Third Proportional to 40,788 and 57,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,788 : 57,436.50 = 57,436.50 : x
2. Step 2: Convert to fraction form
   40,788/57,436.50 = 57,436.50/x
3. Step 3: Cross multiply
   40,788x = 57,436.50 × 57,436.50
4. Step 4: Simplify right side
   40,788x = 3,298,951,532.25
5. Step 5: Solve for x
   x = 3,298,951,532.25/40,788
6. Step 6: Final answer
   x = 80,880.44