Finding the Third Proportional to 8,435.50 and 19,528.65

Step by Step Solution

1. Step 1: Write the proportion equation
   8,435.50 : 19,528.65 = 19,528.65 : x
2. Step 2: Convert to fraction form
   8,435.50/19,528.65 = 19,528.65/x
3. Step 3: Cross multiply
   8,435.50x = 19,528.65 × 19,528.65
4. Step 4: Simplify right side
   8,435.50x = 381,368,033.51
5. Step 5: Solve for x
   x = 381,368,033.51/8,435.50
6. Step 6: Final answer
   x = 45,209.91