Finding the Third Proportional to 10,666.69 and 16,445.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,666.69 : 16,445.53 = 16,445.53 : x
2. Step 2: Convert to fraction form
   10,666.69/16,445.53 = 16,445.53/x
3. Step 3: Cross multiply
   10,666.69x = 16,445.53 × 16,445.53
4. Step 4: Simplify right side
   10,666.69x = 270,455,498.09
5. Step 5: Solve for x
   x = 270,455,498.09/10,666.69
6. Step 6: Final answer
   x = 25,355.15