Finding the Third Proportional to 16,504.88 and 35,640.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,504.88 : 35,640.56 = 35,640.56 : x
2. Step 2: Convert to fraction form
   16,504.88/35,640.56 = 35,640.56/x
3. Step 3: Cross multiply
   16,504.88x = 35,640.56 × 35,640.56
4. Step 4: Simplify right side
   16,504.88x = 1,270,249,695.32
5. Step 5: Solve for x
   x = 1,270,249,695.32/16,504.88
6. Step 6: Final answer
   x = 76,962.09