Finding the Third Proportional to 429.05 and 1,066.92

Step by Step Solution

1. Step 1: Write the proportion equation
   429.05 : 1,066.92 = 1,066.92 : x
2. Step 2: Convert to fraction form
   429.05/1,066.92 = 1,066.92/x
3. Step 3: Cross multiply
   429.05x = 1,066.92 × 1,066.92
4. Step 4: Simplify right side
   429.05x = 1,138,322.29
5. Step 5: Solve for x
   x = 1,138,322.29/429.05
6. Step 6: Final answer
   x = 2,653.14