Finding the Third Proportional to 404,160 and 634,032

Step by Step Solution

1. Step 1: Write the proportion equation
   404,160 : 634,032 = 634,032 : x
2. Step 2: Convert to fraction form
   404,160/634,032 = 634,032/x
3. Step 3: Cross multiply
   404,160x = 634,032 × 634,032
4. Step 4: Simplify right side
   404,160x = 401,996,577,024
5. Step 5: Solve for x
   x = 401,996,577,024/404,160
6. Step 6: Final answer
   x = 994,647.11