Finding the Third Proportional to 16,876.69 and 36,207.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,876.69 : 36,207.84 = 36,207.84 : x
2. Step 2: Convert to fraction form
   16,876.69/36,207.84 = 36,207.84/x
3. Step 3: Cross multiply
   16,876.69x = 36,207.84 × 36,207.84
4. Step 4: Simplify right side
   16,876.69x = 1,311,007,949.02
5. Step 5: Solve for x
   x = 1,311,007,949.02/16,876.69
6. Step 6: Final answer
   x = 77,681.59