Finding the Third Proportional to 211,278 and 464,028

Step by Step Solution

1. Step 1: Write the proportion equation
   211,278 : 464,028 = 464,028 : x
2. Step 2: Convert to fraction form
   211,278/464,028 = 464,028/x
3. Step 3: Cross multiply
   211,278x = 464,028 × 464,028
4. Step 4: Simplify right side
   211,278x = 215,321,984,784
5. Step 5: Solve for x
   x = 215,321,984,784/211,278
6. Step 6: Final answer
   x = 1,019,140.59