Finding the Third Proportional to 212,870.25 and 466,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   212,870.25 : 466,564.50 = 466,564.50 : x
2. Step 2: Convert to fraction form
   212,870.25/466,564.50 = 466,564.50/x
3. Step 3: Cross multiply
   212,870.25x = 466,564.50 × 466,564.50
4. Step 4: Simplify right side
   212,870.25x = 217,682,432,660.25
5. Step 5: Solve for x
   x = 217,682,432,660.25/212,870.25
6. Step 6: Final answer
   x = 1,022,606.18