Finding the Third Proportional to 215,136 and 466,560

Step by Step Solution

1. Step 1: Write the proportion equation
   215,136 : 466,560 = 466,560 : x
2. Step 2: Convert to fraction form
   215,136/466,560 = 466,560/x
3. Step 3: Cross multiply
   215,136x = 466,560 × 466,560
4. Step 4: Simplify right side
   215,136x = 217,678,233,600
5. Step 5: Solve for x
   x = 217,678,233,600/215,136
6. Step 6: Final answer
   x = 1,011,816.87