Finding the Third Proportional to 403,839 and 633,592.50

Step by Step Solution

1. Step 1: Write the proportion equation
   403,839 : 633,592.50 = 633,592.50 : x
2. Step 2: Convert to fraction form
   403,839/633,592.50 = 633,592.50/x
3. Step 3: Cross multiply
   403,839x = 633,592.50 × 633,592.50
4. Step 4: Simplify right side
   403,839x = 401,439,456,056.25
5. Step 5: Solve for x
   x = 401,439,456,056.25/403,839
6. Step 6: Final answer
   x = 994,058.17