Finding the Third Proportional to 403,668 and 951,558.75

Step by Step Solution

1. Step 1: Write the proportion equation
   403,668 : 951,558.75 = 951,558.75 : x
2. Step 2: Convert to fraction form
   403,668/951,558.75 = 951,558.75/x
3. Step 3: Cross multiply
   403,668x = 951,558.75 × 951,558.75
4. Step 4: Simplify right side
   403,668x = 905,464,054,701.56
5. Step 5: Solve for x
   x = 905,464,054,701.56/403,668
6. Step 6: Final answer
   x = 2,243,090.99