Finding the Third Proportional to 429,810 and 1,011,021

Step by Step Solution

1. Step 1: Write the proportion equation
   429,810 : 1,011,021 = 1,011,021 : x
2. Step 2: Convert to fraction form
   429,810/1,011,021 = 1,011,021/x
3. Step 3: Cross multiply
   429,810x = 1,011,021 × 1,011,021
4. Step 4: Simplify right side
   429,810x = 1,022,163,462,441
5. Step 5: Solve for x
   x = 1,022,163,462,441/429,810
6. Step 6: Final answer
   x = 2,378,175.15