Finding the Third Proportional to 404,317 and 634,177.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,317 : 634,177.50 = 634,177.50 : x
2. Step 2: Convert to fraction form
   404,317/634,177.50 = 634,177.50/x
3. Step 3: Cross multiply
   404,317x = 634,177.50 × 634,177.50
4. Step 4: Simplify right side
   404,317x = 402,181,101,506.25
5. Step 5: Solve for x
   x = 402,181,101,506.25/404,317
6. Step 6: Final answer
   x = 994,717.27