Finding the Third Proportional to 3,571.06 and 7,834.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,571.06 : 7,834.31 = 7,834.31 : x
2. Step 2: Convert to fraction form
   3,571.06/7,834.31 = 7,834.31/x
3. Step 3: Cross multiply
   3,571.06x = 7,834.31 × 7,834.31
4. Step 4: Simplify right side
   3,571.06x = 61,376,452.35
5. Step 5: Solve for x
   x = 61,376,452.35/3,571.06
6. Step 6: Final answer
   x = 17,187.17