Finding the Third Proportional to 403,623 and 951,446.25

Step by Step Solution

1. Step 1: Write the proportion equation
   403,623 : 951,446.25 = 951,446.25 : x
2. Step 2: Convert to fraction form
   403,623/951,446.25 = 951,446.25/x
3. Step 3: Cross multiply
   403,623x = 951,446.25 × 951,446.25
4. Step 4: Simplify right side
   403,623x = 905,249,966,639.06
5. Step 5: Solve for x
   x = 905,249,966,639.06/403,623
6. Step 6: Final answer
   x = 2,242,810.66