Finding the Third Proportional to 10,693.69 and 14,400.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,693.69 : 14,400.28 = 14,400.28 : x
2. Step 2: Convert to fraction form
   10,693.69/14,400.28 = 14,400.28/x
3. Step 3: Cross multiply
   10,693.69x = 14,400.28 × 14,400.28
4. Step 4: Simplify right side
   10,693.69x = 207,368,100.08
5. Step 5: Solve for x
   x = 207,368,100.08/10,693.69
6. Step 6: Final answer
   x = 19,391.64