Finding the Third Proportional to 213,061.50 and 466,215

Step by Step Solution

1. Step 1: Write the proportion equation
   213,061.50 : 466,215 = 466,215 : x
2. Step 2: Convert to fraction form
   213,061.50/466,215 = 466,215/x
3. Step 3: Cross multiply
   213,061.50x = 466,215 × 466,215
4. Step 4: Simplify right side
   213,061.50x = 217,356,426,225
5. Step 5: Solve for x
   x = 217,356,426,225/213,061.50
6. Step 6: Final answer
   x = 1,020,158.15