Finding the Third Proportional to 291,132 and 629,010

Step by Step Solution

1. Step 1: Write the proportion equation
   291,132 : 629,010 = 629,010 : x
2. Step 2: Convert to fraction form
   291,132/629,010 = 629,010/x
3. Step 3: Cross multiply
   291,132x = 629,010 × 629,010
4. Step 4: Simplify right side
   291,132x = 395,653,580,100
5. Step 5: Solve for x
   x = 395,653,580,100/291,132
6. Step 6: Final answer
   x = 1,359,017.83