Finding the Third Proportional to 215,536 and 468,380

Step by Step Solution

1. Step 1: Write the proportion equation
   215,536 : 468,380 = 468,380 : x
2. Step 2: Convert to fraction form
   215,536/468,380 = 468,380/x
3. Step 3: Cross multiply
   215,536x = 468,380 × 468,380
4. Step 4: Simplify right side
   215,536x = 219,379,824,400
5. Step 5: Solve for x
   x = 219,379,824,400/215,536
6. Step 6: Final answer
   x = 1,017,833.79