Finding the Third Proportional to 211,943.25 and 297,036

Step by Step Solution

1. Step 1: Write the proportion equation
   211,943.25 : 297,036 = 297,036 : x
2. Step 2: Convert to fraction form
   211,943.25/297,036 = 297,036/x
3. Step 3: Cross multiply
   211,943.25x = 297,036 × 297,036
4. Step 4: Simplify right side
   211,943.25x = 88,230,385,296
5. Step 5: Solve for x
   x = 88,230,385,296/211,943.25
6. Step 6: Final answer
   x = 416,292.50