Finding the Third Proportional to 3,528.56 and 8,267.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,528.56 : 8,267.06 = 8,267.06 : x
2. Step 2: Convert to fraction form
   3,528.56/8,267.06 = 8,267.06/x
3. Step 3: Cross multiply
   3,528.56x = 8,267.06 × 8,267.06
4. Step 4: Simplify right side
   3,528.56x = 68,344,322.38
5. Step 5: Solve for x
   x = 68,344,322.38/3,528.56
6. Step 6: Final answer
   x = 19,368.89