Finding the Third Proportional to 7,412.77 and 11,107.27

Step by Step Solution

1. Step 1: Write the proportion equation
   7,412.77 : 11,107.27 = 11,107.27 : x
2. Step 2: Convert to fraction form
   7,412.77/11,107.27 = 11,107.27/x
3. Step 3: Cross multiply
   7,412.77x = 11,107.27 × 11,107.27
4. Step 4: Simplify right side
   7,412.77x = 123,371,349.66
5. Step 5: Solve for x
   x = 123,371,349.66/7,412.77
6. Step 6: Final answer
   x = 16,643.09