Finding the Third Proportional to 215,606 and 464,908

Step by Step Solution

1. Step 1: Write the proportion equation
   215,606 : 464,908 = 464,908 : x
2. Step 2: Convert to fraction form
   215,606/464,908 = 464,908/x
3. Step 3: Cross multiply
   215,606x = 464,908 × 464,908
4. Step 4: Simplify right side
   215,606x = 216,139,448,464
5. Step 5: Solve for x
   x = 216,139,448,464/215,606
6. Step 6: Final answer
   x = 1,002,474.18