Finding the Third Proportional to 211,456.50 and 455,922

Step by Step Solution

1. Step 1: Write the proportion equation
   211,456.50 : 455,922 = 455,922 : x
2. Step 2: Convert to fraction form
   211,456.50/455,922 = 455,922/x
3. Step 3: Cross multiply
   211,456.50x = 455,922 × 455,922
4. Step 4: Simplify right side
   211,456.50x = 207,864,870,084
5. Step 5: Solve for x
   x = 207,864,870,084/211,456.50
6. Step 6: Final answer
   x = 983,014.80