Finding the Third Proportional to 13,285.69 and 20,843.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,285.69 : 20,843.16 = 20,843.16 : x
2. Step 2: Convert to fraction form
   13,285.69/20,843.16 = 20,843.16/x
3. Step 3: Cross multiply
   13,285.69x = 20,843.16 × 20,843.16
4. Step 4: Simplify right side
   13,285.69x = 434,437,162.46
5. Step 5: Solve for x
   x = 434,437,162.46/13,285.69
6. Step 6: Final answer
   x = 32,699.64