Finding the Third Proportional to 8,210.95 and 17,005.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,210.95 : 17,005.78 = 17,005.78 : x
2. Step 2: Convert to fraction form
   8,210.95/17,005.78 = 17,005.78/x
3. Step 3: Cross multiply
   8,210.95x = 17,005.78 × 17,005.78
4. Step 4: Simplify right side
   8,210.95x = 289,196,595.92
5. Step 5: Solve for x
   x = 289,196,595.92/8,210.95
6. Step 6: Final answer
   x = 35,220.83