Finding the Third Proportional to 211,008 and 458,061

Step by Step Solution

1. Step 1: Write the proportion equation
   211,008 : 458,061 = 458,061 : x
2. Step 2: Convert to fraction form
   211,008/458,061 = 458,061/x
3. Step 3: Cross multiply
   211,008x = 458,061 × 458,061
4. Step 4: Simplify right side
   211,008x = 209,819,879,721
5. Step 5: Solve for x
   x = 209,819,879,721/211,008
6. Step 6: Final answer
   x = 994,369.31