Finding the Third Proportional to 211,300 and 464,072

Step by Step Solution

1. Step 1: Write the proportion equation
   211,300 : 464,072 = 464,072 : x
2. Step 2: Convert to fraction form
   211,300/464,072 = 464,072/x
3. Step 3: Cross multiply
   211,300x = 464,072 × 464,072
4. Step 4: Simplify right side
   211,300x = 215,362,821,184
5. Step 5: Solve for x
   x = 215,362,821,184/211,300
6. Step 6: Final answer
   x = 1,019,227.74