Finding the Third Proportional to 403,869 and 633,604.50

Step by Step Solution

1. Step 1: Write the proportion equation
   403,869 : 633,604.50 = 633,604.50 : x
2. Step 2: Convert to fraction form
   403,869/633,604.50 = 633,604.50/x
3. Step 3: Cross multiply
   403,869x = 633,604.50 × 633,604.50
4. Step 4: Simplify right side
   403,869x = 401,454,662,420.25
5. Step 5: Solve for x
   x = 401,454,662,420.25/403,869
6. Step 6: Final answer
   x = 994,021.98