Finding the Third Proportional to 217,914 and 474,426

Step by Step Solution

1. Step 1: Write the proportion equation
   217,914 : 474,426 = 474,426 : x
2. Step 2: Convert to fraction form
   217,914/474,426 = 474,426/x
3. Step 3: Cross multiply
   217,914x = 474,426 × 474,426
4. Step 4: Simplify right side
   217,914x = 225,080,029,476
5. Step 5: Solve for x
   x = 225,080,029,476/217,914
6. Step 6: Final answer
   x = 1,032,884.67